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Finding the Fourth Proportional to 453,482.78, 625,810.68 and 249,538.10

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Solution

The fourth proportional to 453,482.78, 625,810.68 and 249,538.10 is: 344,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,482.78 : 625,810.68 = 249,538.10 : x
  2. Step 2: Convert to fraction form
    453,482.78/625,810.68 = 249,538.10/x
  3. Step 3: Cross multiply
    453,482.78x = 625,810.68 × 249,538.10
  4. Step 4: Simplify right side
    453,482.78x = 156,163,604,917.86
  5. Step 5: Solve for x
    x = 156,163,604,917.86/453,482.78
  6. Step 6: Final answer
    x = 344,365.01

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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.