Home / 679,180.04-937,555.80-458,465.48

Finding the Fourth Proportional to 679,180.04, 937,555.80 and 458,465.48

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Solution

The fourth proportional to 679,180.04, 937,555.80 and 458,465.48 is: 632,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,180.04 : 937,555.80 = 458,465.48 : x
  2. Step 2: Convert to fraction form
    679,180.04/937,555.80 = 458,465.48/x
  3. Step 3: Cross multiply
    679,180.04x = 937,555.80 × 458,465.48
  4. Step 4: Simplify right side
    679,180.04x = 429,836,969,873.78
  5. Step 5: Solve for x
    x = 429,836,969,873.78/679,180.04
  6. Step 6: Final answer
    x = 632,876.33

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1.5x scale

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.