Home / 885,254.24-1,221,650.81-503,281.02

Finding the Fourth Proportional to 885,254.24, 1,221,650.81 and 503,281.02

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Solution

The fourth proportional to 885,254.24, 1,221,650.81 and 503,281.02 is: 694,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,254.24 : 1,221,650.81 = 503,281.02 : x
  2. Step 2: Convert to fraction form
    885,254.24/1,221,650.81 = 503,281.02/x
  3. Step 3: Cross multiply
    885,254.24x = 1,221,650.81 × 503,281.02
  4. Step 4: Simplify right side
    885,254.24x = 614,833,665,740.63
  5. Step 5: Solve for x
    x = 614,833,665,740.63/885,254.24
  6. Step 6: Final answer
    x = 694,527.78

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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.