Home / 887,813.61-1,331,574.61-382,238.48

Finding the Fourth Proportional to 887,813.61, 1,331,574.61 and 382,238.48

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Solution

The fourth proportional to 887,813.61, 1,331,574.61 and 382,238.48 is: 573,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,813.61 : 1,331,574.61 = 382,238.48 : x
  2. Step 2: Convert to fraction form
    887,813.61/1,331,574.61 = 382,238.48/x
  3. Step 3: Cross multiply
    887,813.61x = 1,331,574.61 × 382,238.48
  4. Step 4: Simplify right side
    887,813.61x = 508,979,054,932.99
  5. Step 5: Solve for x
    x = 508,979,054,932.99/887,813.61
  6. Step 6: Final answer
    x = 573,294.95

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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.