Home / 995,001.60-1,373,140.28-542,292.60

Finding the Fourth Proportional to 995,001.60, 1,373,140.28 and 542,292.60

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Solution

The fourth proportional to 995,001.60, 1,373,140.28 and 542,292.60 is: 748,384.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,001.60 : 1,373,140.28 = 542,292.60 : x
  2. Step 2: Convert to fraction form
    995,001.60/1,373,140.28 = 542,292.60/x
  3. Step 3: Cross multiply
    995,001.60x = 1,373,140.28 × 542,292.60
  4. Step 4: Simplify right side
    995,001.60x = 744,643,812,605.93
  5. Step 5: Solve for x
    x = 744,643,812,605.93/995,001.60
  6. Step 6: Final answer
    x = 748,384.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.