Home / 1,031,224.50-1,423,068.39-572,312.43

Finding the Fourth Proportional to 1,031,224.50, 1,423,068.39 and 572,312.43

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Solution

The fourth proportional to 1,031,224.50, 1,423,068.39 and 572,312.43 is: 789,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,224.50 : 1,423,068.39 = 572,312.43 : x
  2. Step 2: Convert to fraction form
    1,031,224.50/1,423,068.39 = 572,312.43/x
  3. Step 3: Cross multiply
    1,031,224.50x = 1,423,068.39 × 572,312.43
  4. Step 4: Simplify right side
    1,031,224.50x = 814,439,728,337.09
  5. Step 5: Solve for x
    x = 814,439,728,337.09/1,031,224.50
  6. Step 6: Final answer
    x = 789,779.27

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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.