Home / 747,296.68-1,031,012.35-453,041.30

Finding the Fourth Proportional to 747,296.68, 1,031,012.35 and 453,041.30

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Solution

The fourth proportional to 747,296.68, 1,031,012.35 and 453,041.30 is: 625,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,296.68 : 1,031,012.35 = 453,041.30 : x
  2. Step 2: Convert to fraction form
    747,296.68/1,031,012.35 = 453,041.30/x
  3. Step 3: Cross multiply
    747,296.68x = 1,031,012.35 × 453,041.30
  4. Step 4: Simplify right side
    747,296.68x = 467,091,174,716.68
  5. Step 5: Solve for x
    x = 467,091,174,716.68/747,296.68
  6. Step 6: Final answer
    x = 625,041.15

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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.