Home / 971,690.02-1,340,934.57-541,997.98

Finding the Fourth Proportional to 971,690.02, 1,340,934.57 and 541,997.98

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Solution

The fourth proportional to 971,690.02, 1,340,934.57 and 541,997.98 is: 747,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,690.02 : 1,340,934.57 = 541,997.98 : x
  2. Step 2: Convert to fraction form
    971,690.02/1,340,934.57 = 541,997.98/x
  3. Step 3: Cross multiply
    971,690.02x = 1,340,934.57 × 541,997.98
  4. Step 4: Simplify right side
    971,690.02x = 726,783,828,252.17
  5. Step 5: Solve for x
    x = 726,783,828,252.17/971,690.02
  6. Step 6: Final answer
    x = 747,958.52

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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.