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Finding the Fourth Proportional to 357,260.60, 536,054.61 and 154,918.76

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Solution

The fourth proportional to 357,260.60, 536,054.61 and 154,918.76 is: 232,449.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,260.60 : 536,054.61 = 154,918.76 : x
  2. Step 2: Convert to fraction form
    357,260.60/536,054.61 = 154,918.76/x
  3. Step 3: Cross multiply
    357,260.60x = 536,054.61 × 154,918.76
  4. Step 4: Simplify right side
    357,260.60x = 83,044,915,473.48
  5. Step 5: Solve for x
    x = 83,044,915,473.48/357,260.60
  6. Step 6: Final answer
    x = 232,449.13

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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.