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Finding the Fourth Proportional to 575,026.40, 862,539.60 and 260,098.40

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Solution

The fourth proportional to 575,026.40, 862,539.60 and 260,098.40 is: 390,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,026.40 : 862,539.60 = 260,098.40 : x
  2. Step 2: Convert to fraction form
    575,026.40/862,539.60 = 260,098.40/x
  3. Step 3: Cross multiply
    575,026.40x = 862,539.60 × 260,098.40
  4. Step 4: Simplify right side
    575,026.40x = 224,345,169,896.64
  5. Step 5: Solve for x
    x = 224,345,169,896.64/575,026.40
  6. Step 6: Final answer
    x = 390,147.60

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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.