Home / 453,051.33-625,213.18-249,115.35

Finding the Fourth Proportional to 453,051.33, 625,213.18 and 249,115.35

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Solution

The fourth proportional to 453,051.33, 625,213.18 and 249,115.35 is: 343,780.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,051.33 : 625,213.18 = 249,115.35 : x
  2. Step 2: Convert to fraction form
    453,051.33/625,213.18 = 249,115.35/x
  3. Step 3: Cross multiply
    453,051.33x = 625,213.18 × 249,115.35
  4. Step 4: Simplify right side
    453,051.33x = 155,750,199,299.43
  5. Step 5: Solve for x
    x = 155,750,199,299.43/453,051.33
  6. Step 6: Final answer
    x = 343,780.47

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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.