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Finding the Fourth Proportional to 453,854.42, 626,313.96 and 249,901.10

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Solution

The fourth proportional to 453,854.42, 626,313.96 and 249,901.10 is: 344,860.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,854.42 : 626,313.96 = 249,901.10 : x
  2. Step 2: Convert to fraction form
    453,854.42/626,313.96 = 249,901.10/x
  3. Step 3: Cross multiply
    453,854.42x = 626,313.96 × 249,901.10
  4. Step 4: Simplify right side
    453,854.42x = 156,516,547,549.36
  5. Step 5: Solve for x
    x = 156,516,547,549.36/453,854.42
  6. Step 6: Final answer
    x = 344,860.69

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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.