Home / 811,847.61-1,217,895.98-588,891.51

Finding the Fourth Proportional to 811,847.61, 1,217,895.98 and 588,891.51

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Solution

The fourth proportional to 811,847.61, 1,217,895.98 and 588,891.51 is: 883,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,847.61 : 1,217,895.98 = 588,891.51 : x
  2. Step 2: Convert to fraction form
    811,847.61/1,217,895.98 = 588,891.51/x
  3. Step 3: Cross multiply
    811,847.61x = 1,217,895.98 × 588,891.51
  4. Step 4: Simplify right side
    811,847.61x = 717,208,599,740.67
  5. Step 5: Solve for x
    x = 717,208,599,740.67/811,847.61
  6. Step 6: Final answer
    x = 883,427.62

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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.