Home / 1,122,506.40-1,683,759.60-334,538.40

Finding the Fourth Proportional to 1,122,506.40, 1,683,759.60 and 334,538.40

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Solution

The fourth proportional to 1,122,506.40, 1,683,759.60 and 334,538.40 is: 501,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,506.40 : 1,683,759.60 = 334,538.40 : x
  2. Step 2: Convert to fraction form
    1,122,506.40/1,683,759.60 = 334,538.40/x
  3. Step 3: Cross multiply
    1,122,506.40x = 1,683,759.60 × 334,538.40
  4. Step 4: Simplify right side
    1,122,506.40x = 563,282,242,568.64
  5. Step 5: Solve for x
    x = 563,282,242,568.64/1,122,506.40
  6. Step 6: Final answer
    x = 501,807.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.