Home / 742,506.60-1,113,176.70-410,082.60

Finding the Fourth Proportional to 742,506.60, 1,113,176.70 and 410,082.60

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Solution

The fourth proportional to 742,506.60, 1,113,176.70 and 410,082.60 is: 614,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,506.60 : 1,113,176.70 = 410,082.60 : x
  2. Step 2: Convert to fraction form
    742,506.60/1,113,176.70 = 410,082.60/x
  3. Step 3: Cross multiply
    742,506.60x = 1,113,176.70 × 410,082.60
  4. Step 4: Simplify right side
    742,506.60x = 456,494,395,395.42
  5. Step 5: Solve for x
    x = 456,494,395,395.42/742,506.60
  6. Step 6: Final answer
    x = 614,801.80

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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.