Home / 501,613.80-692,226.15-272,171.10

Finding the Fourth Proportional to 501,613.80, 692,226.15 and 272,171.10

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Solution

The fourth proportional to 501,613.80, 692,226.15 and 272,171.10 is: 375,595.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,613.80 : 692,226.15 = 272,171.10 : x
  2. Step 2: Convert to fraction form
    501,613.80/692,226.15 = 272,171.10/x
  3. Step 3: Cross multiply
    501,613.80x = 692,226.15 × 272,171.10
  4. Step 4: Simplify right side
    501,613.80x = 188,403,952,694.27
  5. Step 5: Solve for x
    x = 188,403,952,694.27/501,613.80
  6. Step 6: Final answer
    x = 375,595.63

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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.