Home / 438,312.18-604,845.40-244,732.15

Finding the Fourth Proportional to 438,312.18, 604,845.40 and 244,732.15

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Solution

The fourth proportional to 438,312.18, 604,845.40 and 244,732.15 is: 337,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,312.18 : 604,845.40 = 244,732.15 : x
  2. Step 2: Convert to fraction form
    438,312.18/604,845.40 = 244,732.15/x
  3. Step 3: Cross multiply
    438,312.18x = 604,845.40 × 244,732.15
  4. Step 4: Simplify right side
    438,312.18x = 148,025,112,423.84
  5. Step 5: Solve for x
    x = 148,025,112,423.84/438,312.18
  6. Step 6: Final answer
    x = 337,716.17

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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.