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Finding the Fourth Proportional to 453,083.79, 625,271.67 and 249,150.18

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Solution

The fourth proportional to 453,083.79, 625,271.67 and 249,150.18 is: 343,836.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,083.79 : 625,271.67 = 249,150.18 : x
  2. Step 2: Convert to fraction form
    453,083.79/625,271.67 = 249,150.18/x
  3. Step 3: Cross multiply
    453,083.79x = 625,271.67 × 249,150.18
  4. Step 4: Simplify right side
    453,083.79x = 155,786,549,129.40
  5. Step 5: Solve for x
    x = 155,786,549,129.40/453,083.79
  6. Step 6: Final answer
    x = 343,836.07

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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.