Home / 803,603.28-1,108,935.96-441,019.94

Finding the Fourth Proportional to 803,603.28, 1,108,935.96 and 441,019.94

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Solution

The fourth proportional to 803,603.28, 1,108,935.96 and 441,019.94 is: 608,587.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,603.28 : 1,108,935.96 = 441,019.94 : x
  2. Step 2: Convert to fraction form
    803,603.28/1,108,935.96 = 441,019.94/x
  3. Step 3: Cross multiply
    803,603.28x = 1,108,935.96 × 441,019.94
  4. Step 4: Simplify right side
    803,603.28x = 489,062,870,543.04
  5. Step 5: Solve for x
    x = 489,062,870,543.04/803,603.28
  6. Step 6: Final answer
    x = 608,587.45

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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.