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Finding the Fourth Proportional to 466,570.15, 698,734.22 and 266,283.32

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Solution

The fourth proportional to 466,570.15, 698,734.22 and 266,283.32 is: 398,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,570.15 : 698,734.22 = 266,283.32 : x
  2. Step 2: Convert to fraction form
    466,570.15/698,734.22 = 266,283.32/x
  3. Step 3: Cross multiply
    466,570.15x = 698,734.22 × 266,283.32
  4. Step 4: Simplify right side
    466,570.15x = 186,061,266,567.79
  5. Step 5: Solve for x
    x = 186,061,266,567.79/466,570.15
  6. Step 6: Final answer
    x = 398,785.19

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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.