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Finding the Fourth Proportional to 434,752.62, 599,903.19 and 253,419.18

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Solution

The fourth proportional to 434,752.62, 599,903.19 and 253,419.18 is: 349,686.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,752.62 : 599,903.19 = 253,419.18 : x
  2. Step 2: Convert to fraction form
    434,752.62/599,903.19 = 253,419.18/x
  3. Step 3: Cross multiply
    434,752.62x = 599,903.19 × 253,419.18
  4. Step 4: Simplify right side
    434,752.62x = 152,026,974,489.18
  5. Step 5: Solve for x
    x = 152,026,974,489.18/434,752.62
  6. Step 6: Final answer
    x = 349,686.16

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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.