Home / 926,469.17-1,389,943.35-542,542.25

Finding the Fourth Proportional to 926,469.17, 1,389,943.35 and 542,542.25

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Solution

The fourth proportional to 926,469.17, 1,389,943.35 and 542,542.25 is: 813,953.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,469.17 : 1,389,943.35 = 542,542.25 : x
  2. Step 2: Convert to fraction form
    926,469.17/1,389,943.35 = 542,542.25/x
  3. Step 3: Cross multiply
    926,469.17x = 1,389,943.35 × 542,542.25
  4. Step 4: Simplify right side
    926,469.17x = 754,102,989,768.83
  5. Step 5: Solve for x
    x = 754,102,989,768.83/926,469.17
  6. Step 6: Final answer
    x = 813,953.68

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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.