Home / 898,929.60-1,348,394.40-479,025.60

Finding the Fourth Proportional to 898,929.60, 1,348,394.40 and 479,025.60

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Solution

The fourth proportional to 898,929.60, 1,348,394.40 and 479,025.60 is: 718,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,929.60 : 1,348,394.40 = 479,025.60 : x
  2. Step 2: Convert to fraction form
    898,929.60/1,348,394.40 = 479,025.60/x
  3. Step 3: Cross multiply
    898,929.60x = 1,348,394.40 × 479,025.60
  4. Step 4: Simplify right side
    898,929.60x = 645,915,436,496.64
  5. Step 5: Solve for x
    x = 645,915,436,496.64/898,929.60
  6. Step 6: Final answer
    x = 718,538.40

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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.