Home / 887,083.29-1,224,174.20-479,185.00

Finding the Fourth Proportional to 887,083.29, 1,224,174.20 and 479,185.00

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Solution

The fourth proportional to 887,083.29, 1,224,174.20 and 479,185.00 is: 661,274.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,083.29 : 1,224,174.20 = 479,185.00 : x
  2. Step 2: Convert to fraction form
    887,083.29/1,224,174.20 = 479,185.00/x
  3. Step 3: Cross multiply
    887,083.29x = 1,224,174.20 × 479,185.00
  4. Step 4: Simplify right side
    887,083.29x = 586,605,908,570.64
  5. Step 5: Solve for x
    x = 586,605,908,570.64/887,083.29
  6. Step 6: Final answer
    x = 661,274.89

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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.