Home / 732,904.40-1,099,356.60-260,123.60

Finding the Fourth Proportional to 732,904.40, 1,099,356.60 and 260,123.60

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Solution

The fourth proportional to 732,904.40, 1,099,356.60 and 260,123.60 is: 390,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,904.40 : 1,099,356.60 = 260,123.60 : x
  2. Step 2: Convert to fraction form
    732,904.40/1,099,356.60 = 260,123.60/x
  3. Step 3: Cross multiply
    732,904.40x = 1,099,356.60 × 260,123.60
  4. Step 4: Simplify right side
    732,904.40x = 285,968,596,475.76
  5. Step 5: Solve for x
    x = 285,968,596,475.76/732,904.40
  6. Step 6: Final answer
    x = 390,185.40

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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.