Home / 750,695.22-1,035,962.19-406,531.35

Finding the Fourth Proportional to 750,695.22, 1,035,962.19 and 406,531.35

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Solution

The fourth proportional to 750,695.22, 1,035,962.19 and 406,531.35 is: 561,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,695.22 : 1,035,962.19 = 406,531.35 : x
  2. Step 2: Convert to fraction form
    750,695.22/1,035,962.19 = 406,531.35/x
  3. Step 3: Cross multiply
    750,695.22x = 1,035,962.19 × 406,531.35
  4. Step 4: Simplify right side
    750,695.22x = 421,151,107,649.66
  5. Step 5: Solve for x
    x = 421,151,107,649.66/750,695.22
  6. Step 6: Final answer
    x = 561,014.77

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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.