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Finding the Fourth Proportional to 607,014.66, 910,432.71 and 242,274.18

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Solution

The fourth proportional to 607,014.66, 910,432.71 and 242,274.18 is: 363,375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,014.66 : 910,432.71 = 242,274.18 : x
  2. Step 2: Convert to fraction form
    607,014.66/910,432.71 = 242,274.18/x
  3. Step 3: Cross multiply
    607,014.66x = 910,432.71 × 242,274.18
  4. Step 4: Simplify right side
    607,014.66x = 220,574,338,260.43
  5. Step 5: Solve for x
    x = 220,574,338,260.43/607,014.66
  6. Step 6: Final answer
    x = 363,375.64

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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.