Home / 882,663.55-1,218,039.83-500,682.13

Finding the Fourth Proportional to 882,663.55, 1,218,039.83 and 500,682.13

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Solution

The fourth proportional to 882,663.55, 1,218,039.83 and 500,682.13 is: 690,920.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,663.55 : 1,218,039.83 = 500,682.13 : x
  2. Step 2: Convert to fraction form
    882,663.55/1,218,039.83 = 500,682.13/x
  3. Step 3: Cross multiply
    882,663.55x = 1,218,039.83 × 500,682.13
  4. Step 4: Simplify right side
    882,663.55x = 609,850,772,838.29
  5. Step 5: Solve for x
    x = 609,850,772,838.29/882,663.55
  6. Step 6: Final answer
    x = 690,920.99

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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.