Home / 765,788.01-1,148,760.59-292,871.13

Finding the Fourth Proportional to 765,788.01, 1,148,760.59 and 292,871.13

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Solution

The fourth proportional to 765,788.01, 1,148,760.59 and 292,871.13 is: 439,336.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,788.01 : 1,148,760.59 = 292,871.13 : x
  2. Step 2: Convert to fraction form
    765,788.01/1,148,760.59 = 292,871.13/x
  3. Step 3: Cross multiply
    765,788.01x = 1,148,760.59 × 292,871.13
  4. Step 4: Simplify right side
    765,788.01x = 336,438,810,628.41
  5. Step 5: Solve for x
    x = 336,438,810,628.41/765,788.01
  6. Step 6: Final answer
    x = 439,336.74

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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.