Home / 730,182.62-1,007,649.51-403,486.55

Finding the Fourth Proportional to 730,182.62, 1,007,649.51 and 403,486.55

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Solution

The fourth proportional to 730,182.62, 1,007,649.51 and 403,486.55 is: 556,810.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,182.62 : 1,007,649.51 = 403,486.55 : x
  2. Step 2: Convert to fraction form
    730,182.62/1,007,649.51 = 403,486.55/x
  3. Step 3: Cross multiply
    730,182.62x = 1,007,649.51 × 403,486.55
  4. Step 4: Simplify right side
    730,182.62x = 406,573,024,399.09
  5. Step 5: Solve for x
    x = 406,573,024,399.09/730,182.62
  6. Step 6: Final answer
    x = 556,810.05

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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.