Home / 739,757.95-1,020,866.19-417,536.30

Finding the Fourth Proportional to 739,757.95, 1,020,866.19 and 417,536.30

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Solution

The fourth proportional to 739,757.95, 1,020,866.19 and 417,536.30 is: 576,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,757.95 : 1,020,866.19 = 417,536.30 : x
  2. Step 2: Convert to fraction form
    739,757.95/1,020,866.19 = 417,536.30/x
  3. Step 3: Cross multiply
    739,757.95x = 1,020,866.19 × 417,536.30
  4. Step 4: Simplify right side
    739,757.95x = 426,248,692,754.10
  5. Step 5: Solve for x
    x = 426,248,692,754.10/739,757.95
  6. Step 6: Final answer
    x = 576,200.22

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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.