Home / 723,711.74-1,086,073.05-297,280.22

Finding the Fourth Proportional to 723,711.74, 1,086,073.05 and 297,280.22

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Solution

The fourth proportional to 723,711.74, 1,086,073.05 and 297,280.22 is: 446,127.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,711.74 : 1,086,073.05 = 297,280.22 : x
  2. Step 2: Convert to fraction form
    723,711.74/1,086,073.05 = 297,280.22/x
  3. Step 3: Cross multiply
    723,711.74x = 1,086,073.05 × 297,280.22
  4. Step 4: Simplify right side
    723,711.74x = 322,868,035,240.07
  5. Step 5: Solve for x
    x = 322,868,035,240.07/723,711.74
  6. Step 6: Final answer
    x = 446,127.95

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1.5x scale

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.