Home / 453,247.40-625,482.66-249,319.21

Finding the Fourth Proportional to 453,247.40, 625,482.66 and 249,319.21

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Solution

The fourth proportional to 453,247.40, 625,482.66 and 249,319.21 is: 344,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,247.40 : 625,482.66 = 249,319.21 : x
  2. Step 2: Convert to fraction form
    453,247.40/625,482.66 = 249,319.21/x
  3. Step 3: Cross multiply
    453,247.40x = 625,482.66 × 249,319.21
  4. Step 4: Simplify right side
    453,247.40x = 155,944,842,659.90
  5. Step 5: Solve for x
    x = 155,944,842,659.90/453,247.40
  6. Step 6: Final answer
    x = 344,061.20

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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.