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Finding the Fourth Proportional to 453,938.88, 680,270.96 and 358,750.56

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Solution

The fourth proportional to 453,938.88, 680,270.96 and 358,750.56 is: 537,622.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,938.88 : 680,270.96 = 358,750.56 : x
  2. Step 2: Convert to fraction form
    453,938.88/680,270.96 = 358,750.56/x
  3. Step 3: Cross multiply
    453,938.88x = 680,270.96 × 358,750.56
  4. Step 4: Simplify right side
    453,938.88x = 244,047,587,851.74
  5. Step 5: Solve for x
    x = 244,047,587,851.74/453,938.88
  6. Step 6: Final answer
    x = 537,622.13

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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.