Home / 898,436.40-1,347,654.60-366,339.30

Finding the Fourth Proportional to 898,436.40, 1,347,654.60 and 366,339.30

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Solution

The fourth proportional to 898,436.40, 1,347,654.60 and 366,339.30 is: 549,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,436.40 : 1,347,654.60 = 366,339.30 : x
  2. Step 2: Convert to fraction form
    898,436.40/1,347,654.60 = 366,339.30/x
  3. Step 3: Cross multiply
    898,436.40x = 1,347,654.60 × 366,339.30
  4. Step 4: Simplify right side
    898,436.40x = 493,698,842,805.78
  5. Step 5: Solve for x
    x = 493,698,842,805.78/898,436.40
  6. Step 6: Final answer
    x = 549,508.95

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Double scale
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Similar ratio
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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.