Home / 1,158,862.70-1,738,207.65-484,769.90

Finding the Fourth Proportional to 1,158,862.70, 1,738,207.65 and 484,769.90

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Solution

The fourth proportional to 1,158,862.70, 1,738,207.65 and 484,769.90 is: 727,118.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,862.70 : 1,738,207.65 = 484,769.90 : x
  2. Step 2: Convert to fraction form
    1,158,862.70/1,738,207.65 = 484,769.90/x
  3. Step 3: Cross multiply
    1,158,862.70x = 1,738,207.65 × 484,769.90
  4. Step 4: Simplify right side
    1,158,862.70x = 842,630,748,669.74
  5. Step 5: Solve for x
    x = 842,630,748,669.74/1,158,862.70
  6. Step 6: Final answer
    x = 727,118.71

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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.