Home / 739,172.30-1,108,758.45-473,451.80

Finding the Fourth Proportional to 739,172.30, 1,108,758.45 and 473,451.80

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Solution

The fourth proportional to 739,172.30, 1,108,758.45 and 473,451.80 is: 710,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,172.30 : 1,108,758.45 = 473,451.80 : x
  2. Step 2: Convert to fraction form
    739,172.30/1,108,758.45 = 473,451.80/x
  3. Step 3: Cross multiply
    739,172.30x = 1,108,758.45 × 473,451.80
  4. Step 4: Simplify right side
    739,172.30x = 524,943,683,917.71
  5. Step 5: Solve for x
    x = 524,943,683,917.71/739,172.30
  6. Step 6: Final answer
    x = 710,177.70

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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.