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Finding the Fourth Proportional to 676,582, 933,684.32 and 370,651.70

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Solution

The fourth proportional to 676,582, 933,684.32 and 370,651.70 is: 511,499.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,582 : 933,684.32 = 370,651.70 : x
  2. Step 2: Convert to fraction form
    676,582/933,684.32 = 370,651.70/x
  3. Step 3: Cross multiply
    676,582x = 933,684.32 × 370,651.70
  4. Step 4: Simplify right side
    676,582x = 346,071,680,471.34
  5. Step 5: Solve for x
    x = 346,071,680,471.34/676,582
  6. Step 6: Final answer
    x = 511,499.98

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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.