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Finding the Fourth Proportional to 453,050.94, 625,211.90 and 249,114.68

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Solution

The fourth proportional to 453,050.94, 625,211.90 and 249,114.68 is: 343,779.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,050.94 : 625,211.90 = 249,114.68 : x
  2. Step 2: Convert to fraction form
    453,050.94/625,211.90 = 249,114.68/x
  3. Step 3: Cross multiply
    453,050.94x = 625,211.90 × 249,114.68
  4. Step 4: Simplify right side
    453,050.94x = 155,749,462,400.69
  5. Step 5: Solve for x
    x = 155,749,462,400.69/453,050.94
  6. Step 6: Final answer
    x = 343,779.14

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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.