Home / 945,658.19-1,418,382.15-338,422.00

Finding the Fourth Proportional to 945,658.19, 1,418,382.15 and 338,422.00

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Solution

The fourth proportional to 945,658.19, 1,418,382.15 and 338,422.00 is: 507,595.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,658.19 : 1,418,382.15 = 338,422.00 : x
  2. Step 2: Convert to fraction form
    945,658.19/1,418,382.15 = 338,422.00/x
  3. Step 3: Cross multiply
    945,658.19x = 1,418,382.15 × 338,422.00
  4. Step 4: Simplify right side
    945,658.19x = 480,011,721,244.83
  5. Step 5: Solve for x
    x = 480,011,721,244.83/945,658.19
  6. Step 6: Final answer
    x = 507,595.37

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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.