Home / 775,658.97-1,069,526.85-546,142.89

Finding the Fourth Proportional to 775,658.97, 1,069,526.85 and 546,142.89

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Solution

The fourth proportional to 775,658.97, 1,069,526.85 and 546,142.89 is: 753,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,658.97 : 1,069,526.85 = 546,142.89 : x
  2. Step 2: Convert to fraction form
    775,658.97/1,069,526.85 = 546,142.89/x
  3. Step 3: Cross multiply
    775,658.97x = 1,069,526.85 × 546,142.89
  4. Step 4: Simplify right side
    775,658.97x = 584,114,484,791.60
  5. Step 5: Solve for x
    x = 584,114,484,791.60/775,658.97
  6. Step 6: Final answer
    x = 753,055.80

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Double scale
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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.