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Finding the Fourth Proportional to 418,460.00, 577,462.64 and 237,188.61

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Solution

The fourth proportional to 418,460.00, 577,462.64 and 237,188.61 is: 327,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,460.00 : 577,462.64 = 237,188.61 : x
  2. Step 2: Convert to fraction form
    418,460.00/577,462.64 = 237,188.61/x
  3. Step 3: Cross multiply
    418,460.00x = 577,462.64 × 237,188.61
  4. Step 4: Simplify right side
    418,460.00x = 136,967,559,722.59
  5. Step 5: Solve for x
    x = 136,967,559,722.59/418,460.00
  6. Step 6: Final answer
    x = 327,313.39

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1.5x scale

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.