Home / 1,124,047.80-1,685,648.52-365,690.88

Finding the Fourth Proportional to 1,124,047.80, 1,685,648.52 and 365,690.88

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Solution

The fourth proportional to 1,124,047.80, 1,685,648.52 and 365,690.88 is: 548,398.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,047.80 : 1,685,648.52 = 365,690.88 : x
  2. Step 2: Convert to fraction form
    1,124,047.80/1,685,648.52 = 365,690.88/x
  3. Step 3: Cross multiply
    1,124,047.80x = 1,685,648.52 × 365,690.88
  4. Step 4: Simplify right side
    1,124,047.80x = 616,426,290,649.50
  5. Step 5: Solve for x
    x = 616,426,290,649.50/1,124,047.80
  6. Step 6: Final answer
    x = 548,398.65

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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.