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Finding the Fourth Proportional to 722,068.70, 996,670.80 and 467,437.10

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Solution

The fourth proportional to 722,068.70, 996,670.80 and 467,437.10 is: 645,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,068.70 : 996,670.80 = 467,437.10 : x
  2. Step 2: Convert to fraction form
    722,068.70/996,670.80 = 467,437.10/x
  3. Step 3: Cross multiply
    722,068.70x = 996,670.80 × 467,437.10
  4. Step 4: Simplify right side
    722,068.70x = 465,880,903,423.33
  5. Step 5: Solve for x
    x = 465,880,903,423.33/722,068.70
  6. Step 6: Final answer
    x = 645,203.02

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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.