Home / 323,859.02-486,209.50-249,031.72

Finding the Fourth Proportional to 323,859.02, 486,209.50 and 249,031.72

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Solution

The fourth proportional to 323,859.02, 486,209.50 and 249,031.72 is: 373,871.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,859.02 : 486,209.50 = 249,031.72 : x
  2. Step 2: Convert to fraction form
    323,859.02/486,209.50 = 249,031.72/x
  3. Step 3: Cross multiply
    323,859.02x = 486,209.50 × 249,031.72
  4. Step 4: Simplify right side
    323,859.02x = 121,081,585,634.29
  5. Step 5: Solve for x
    x = 121,081,585,634.29/323,859.02
  6. Step 6: Final answer
    x = 373,871.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.