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Finding the Fourth Proportional to 360,671.35, 497,570.01 and 217,349.95

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Solution

The fourth proportional to 360,671.35, 497,570.01 and 217,349.95 is: 299,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,671.35 : 497,570.01 = 217,349.95 : x
  2. Step 2: Convert to fraction form
    360,671.35/497,570.01 = 217,349.95/x
  3. Step 3: Cross multiply
    360,671.35x = 497,570.01 × 217,349.95
  4. Step 4: Simplify right side
    360,671.35x = 108,146,816,795.00
  5. Step 5: Solve for x
    x = 108,146,816,795.00/360,671.35
  6. Step 6: Final answer
    x = 299,848.65

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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.