Home / 805,250.25-1,111,266.61-437,752.10

Finding the Fourth Proportional to 805,250.25, 1,111,266.61 and 437,752.10

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Solution

The fourth proportional to 805,250.25, 1,111,266.61 and 437,752.10 is: 604,109.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,250.25 : 1,111,266.61 = 437,752.10 : x
  2. Step 2: Convert to fraction form
    805,250.25/1,111,266.61 = 437,752.10/x
  3. Step 3: Cross multiply
    805,250.25x = 1,111,266.61 × 437,752.10
  4. Step 4: Simplify right side
    805,250.25x = 486,459,293,871.17
  5. Step 5: Solve for x
    x = 486,459,293,871.17/805,250.25
  6. Step 6: Final answer
    x = 604,109.46

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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.