Home / 885,436.94-1,221,897.26-503,463.69

Finding the Fourth Proportional to 885,436.94, 1,221,897.26 and 503,463.69

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Solution

The fourth proportional to 885,436.94, 1,221,897.26 and 503,463.69 is: 694,776.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,436.94 : 1,221,897.26 = 503,463.69 : x
  2. Step 2: Convert to fraction form
    885,436.94/1,221,897.26 = 503,463.69/x
  3. Step 3: Cross multiply
    885,436.94x = 1,221,897.26 × 503,463.69
  4. Step 4: Simplify right side
    885,436.94x = 615,180,900,803.17
  5. Step 5: Solve for x
    x = 615,180,900,803.17/885,436.94
  6. Step 6: Final answer
    x = 694,776.64

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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.