Home / 757,154.03-1,133,065.10-472,978.38

Finding the Fourth Proportional to 757,154.03, 1,133,065.10 and 472,978.38

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Solution

The fourth proportional to 757,154.03, 1,133,065.10 and 472,978.38 is: 707,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,154.03 : 1,133,065.10 = 472,978.38 : x
  2. Step 2: Convert to fraction form
    757,154.03/1,133,065.10 = 472,978.38/x
  3. Step 3: Cross multiply
    757,154.03x = 1,133,065.10 × 472,978.38
  4. Step 4: Simplify right side
    757,154.03x = 535,915,296,614.98
  5. Step 5: Solve for x
    x = 535,915,296,614.98/757,154.03
  6. Step 6: Final answer
    x = 707,802.22

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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.