Home / 977,510.82-1,348,896.98-541,924.80

Finding the Fourth Proportional to 977,510.82, 1,348,896.98 and 541,924.80

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Solution

The fourth proportional to 977,510.82, 1,348,896.98 and 541,924.80 is: 747,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,510.82 : 1,348,896.98 = 541,924.80 : x
  2. Step 2: Convert to fraction form
    977,510.82/1,348,896.98 = 541,924.80/x
  3. Step 3: Cross multiply
    977,510.82x = 1,348,896.98 × 541,924.80
  4. Step 4: Simplify right side
    977,510.82x = 731,000,726,107.10
  5. Step 5: Solve for x
    x = 731,000,726,107.10/977,510.82
  6. Step 6: Final answer
    x = 747,818.55

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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.