Home / 733,805.22-1,012,699.10-423,720.89

Finding the Fourth Proportional to 733,805.22, 1,012,699.10 and 423,720.89

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Solution

The fourth proportional to 733,805.22, 1,012,699.10 and 423,720.89 is: 584,762.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,805.22 : 1,012,699.10 = 423,720.89 : x
  2. Step 2: Convert to fraction form
    733,805.22/1,012,699.10 = 423,720.89/x
  3. Step 3: Cross multiply
    733,805.22x = 1,012,699.10 × 423,720.89
  4. Step 4: Simplify right side
    733,805.22x = 429,101,767,545.25
  5. Step 5: Solve for x
    x = 429,101,767,545.25/733,805.22
  6. Step 6: Final answer
    x = 584,762.49

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1.5x scale

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.