Home / 807,472.67-1,210,066.43-447,801.71

Finding the Fourth Proportional to 807,472.67, 1,210,066.43 and 447,801.71

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Solution

The fourth proportional to 807,472.67, 1,210,066.43 and 447,801.71 is: 671,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,472.67 : 1,210,066.43 = 447,801.71 : x
  2. Step 2: Convert to fraction form
    807,472.67/1,210,066.43 = 447,801.71/x
  3. Step 3: Cross multiply
    807,472.67x = 1,210,066.43 × 447,801.71
  4. Step 4: Simplify right side
    807,472.67x = 541,869,808,278.26
  5. Step 5: Solve for x
    x = 541,869,808,278.26/807,472.67
  6. Step 6: Final answer
    x = 671,068.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.