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Finding the Fourth Proportional to 402,577.60, 604,125.60 and 234,097.60

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Solution

The fourth proportional to 402,577.60, 604,125.60 and 234,097.60 is: 351,297.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,577.60 : 604,125.60 = 234,097.60 : x
  2. Step 2: Convert to fraction form
    402,577.60/604,125.60 = 234,097.60/x
  3. Step 3: Cross multiply
    402,577.60x = 604,125.60 × 234,097.60
  4. Step 4: Simplify right side
    402,577.60x = 141,424,353,058.56
  5. Step 5: Solve for x
    x = 141,424,353,058.56/402,577.60
  6. Step 6: Final answer
    x = 351,297.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.