Home / 424,186.90-585,182.86-375,837.80

Finding the Fourth Proportional to 424,186.90, 585,182.86 and 375,837.80

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Solution

The fourth proportional to 424,186.90, 585,182.86 and 375,837.80 is: 518,483.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,186.90 : 585,182.86 = 375,837.80 : x
  2. Step 2: Convert to fraction form
    424,186.90/585,182.86 = 375,837.80/x
  3. Step 3: Cross multiply
    424,186.90x = 585,182.86 × 375,837.80
  4. Step 4: Simplify right side
    424,186.90x = 219,933,838,700.11
  5. Step 5: Solve for x
    x = 219,933,838,700.11/424,186.90
  6. Step 6: Final answer
    x = 518,483.34

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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.