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Finding the Fourth Proportional to 292,427, 437,642.51 and 245,095.53

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Solution

The fourth proportional to 292,427, 437,642.51 and 245,095.53 is: 366,806.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,427 : 437,642.51 = 245,095.53 : x
  2. Step 2: Convert to fraction form
    292,427/437,642.51 = 245,095.53/x
  3. Step 3: Cross multiply
    292,427x = 437,642.51 × 245,095.53
  4. Step 4: Simplify right side
    292,427x = 107,264,222,938.98
  5. Step 5: Solve for x
    x = 107,264,222,938.98/292,427
  6. Step 6: Final answer
    x = 366,806.84

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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.