Home / 438,082.15-604,539.80-247,092.79

Finding the Fourth Proportional to 438,082.15, 604,539.80 and 247,092.79

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Solution

The fourth proportional to 438,082.15, 604,539.80 and 247,092.79 is: 340,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,082.15 : 604,539.80 = 247,092.79 : x
  2. Step 2: Convert to fraction form
    438,082.15/604,539.80 = 247,092.79/x
  3. Step 3: Cross multiply
    438,082.15x = 604,539.80 × 247,092.79
  4. Step 4: Simplify right side
    438,082.15x = 149,377,424,027.83
  5. Step 5: Solve for x
    x = 149,377,424,027.83/438,082.15
  6. Step 6: Final answer
    x = 340,980.40

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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.