Home / 574,326.02-861,439.75-349,628.14

Finding the Fourth Proportional to 574,326.02, 861,439.75 and 349,628.14

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Solution

The fourth proportional to 574,326.02, 861,439.75 and 349,628.14 is: 524,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,326.02 : 861,439.75 = 349,628.14 : x
  2. Step 2: Convert to fraction form
    574,326.02/861,439.75 = 349,628.14/x
  3. Step 3: Cross multiply
    574,326.02x = 861,439.75 × 349,628.14
  4. Step 4: Simplify right side
    574,326.02x = 301,183,577,514.57
  5. Step 5: Solve for x
    x = 301,183,577,514.57/574,326.02
  6. Step 6: Final answer
    x = 524,412.21

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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.