Home / 977,001.41-1,348,247.17-547,296.92

Finding the Fourth Proportional to 977,001.41, 1,348,247.17 and 547,296.92

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Solution

The fourth proportional to 977,001.41, 1,348,247.17 and 547,296.92 is: 755,261.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,001.41 : 1,348,247.17 = 547,296.92 : x
  2. Step 2: Convert to fraction form
    977,001.41/1,348,247.17 = 547,296.92/x
  3. Step 3: Cross multiply
    977,001.41x = 1,348,247.17 × 547,296.92
  4. Step 4: Simplify right side
    977,001.41x = 737,891,525,542.09
  5. Step 5: Solve for x
    x = 737,891,525,542.09/977,001.41
  6. Step 6: Final answer
    x = 755,261.47

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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.