Home / 776,700.60-1,164,661.27-452,593.68

Finding the Fourth Proportional to 776,700.60, 1,164,661.27 and 452,593.68

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Solution

The fourth proportional to 776,700.60, 1,164,661.27 and 452,593.68 is: 678,663.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,700.60 : 1,164,661.27 = 452,593.68 : x
  2. Step 2: Convert to fraction form
    776,700.60/1,164,661.27 = 452,593.68/x
  3. Step 3: Cross multiply
    776,700.60x = 1,164,661.27 × 452,593.68
  4. Step 4: Simplify right side
    776,700.60x = 527,118,324,319.47
  5. Step 5: Solve for x
    x = 527,118,324,319.47/776,700.60
  6. Step 6: Final answer
    x = 678,663.47

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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.