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Finding the Fourth Proportional to 354,834.04, 532,054.14 and 118,047.46

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Solution

The fourth proportional to 354,834.04, 532,054.14 and 118,047.46 is: 177,005.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,834.04 : 532,054.14 = 118,047.46 : x
  2. Step 2: Convert to fraction form
    354,834.04/532,054.14 = 118,047.46/x
  3. Step 3: Cross multiply
    354,834.04x = 532,054.14 × 118,047.46
  4. Step 4: Simplify right side
    354,834.04x = 62,807,639,809.48
  5. Step 5: Solve for x
    x = 62,807,639,809.48/354,834.04
  6. Step 6: Final answer
    x = 177,005.68

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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.