Home / 875,217.81-1,206,151.70-633,089.73

Finding the Fourth Proportional to 875,217.81, 1,206,151.70 and 633,089.73

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Solution

The fourth proportional to 875,217.81, 1,206,151.70 and 633,089.73 is: 872,471.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,217.81 : 1,206,151.70 = 633,089.73 : x
  2. Step 2: Convert to fraction form
    875,217.81/1,206,151.70 = 633,089.73/x
  3. Step 3: Cross multiply
    875,217.81x = 1,206,151.70 × 633,089.73
  4. Step 4: Simplify right side
    875,217.81x = 763,602,250,926.59
  5. Step 5: Solve for x
    x = 763,602,250,926.59/875,217.81
  6. Step 6: Final answer
    x = 872,471.11

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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.