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Finding the Fourth Proportional to 560,001.60, 840,002.40 and 402,537.60

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Solution

The fourth proportional to 560,001.60, 840,002.40 and 402,537.60 is: 603,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,001.60 : 840,002.40 = 402,537.60 : x
  2. Step 2: Convert to fraction form
    560,001.60/840,002.40 = 402,537.60/x
  3. Step 3: Cross multiply
    560,001.60x = 840,002.40 × 402,537.60
  4. Step 4: Simplify right side
    560,001.60x = 338,132,550,090.24
  5. Step 5: Solve for x
    x = 338,132,550,090.24/560,001.60
  6. Step 6: Final answer
    x = 603,806.40

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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.