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Finding the Fourth Proportional to 541,417.55, 812,924.70 and 301,999.24

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Solution

The fourth proportional to 541,417.55, 812,924.70 and 301,999.24 is: 453,444.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,417.55 : 812,924.70 = 301,999.24 : x
  2. Step 2: Convert to fraction form
    541,417.55/812,924.70 = 301,999.24/x
  3. Step 3: Cross multiply
    541,417.55x = 812,924.70 × 301,999.24
  4. Step 4: Simplify right side
    541,417.55x = 245,502,639,544.92
  5. Step 5: Solve for x
    x = 245,502,639,544.92/541,417.55
  6. Step 6: Final answer
    x = 453,444.18

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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.