Home / 761,894.38-1,143,031.82-537,692.68

Finding the Fourth Proportional to 761,894.38, 1,143,031.82 and 537,692.68

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Solution

The fourth proportional to 761,894.38, 1,143,031.82 and 537,692.68 is: 806,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,894.38 : 1,143,031.82 = 537,692.68 : x
  2. Step 2: Convert to fraction form
    761,894.38/1,143,031.82 = 537,692.68/x
  3. Step 3: Cross multiply
    761,894.38x = 1,143,031.82 × 537,692.68
  4. Step 4: Simplify right side
    761,894.38x = 614,599,842,621.08
  5. Step 5: Solve for x
    x = 614,599,842,621.08/761,894.38
  6. Step 6: Final answer
    x = 806,673.29

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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.