Home / 594,337.18-819,985.75-339,507.90

Finding the Fourth Proportional to 594,337.18, 819,985.75 and 339,507.90

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Solution

The fourth proportional to 594,337.18, 819,985.75 and 339,507.90 is: 468,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,337.18 : 819,985.75 = 339,507.90 : x
  2. Step 2: Convert to fraction form
    594,337.18/819,985.75 = 339,507.90/x
  3. Step 3: Cross multiply
    594,337.18x = 819,985.75 × 339,507.90
  4. Step 4: Simplify right side
    594,337.18x = 278,391,640,012.43
  5. Step 5: Solve for x
    x = 278,391,640,012.43/594,337.18
  6. Step 6: Final answer
    x = 468,406.91

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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.