Home / 1,005,340.20-1,507,536.48-365,192.66

Finding the Fourth Proportional to 1,005,340.20, 1,507,536.48 and 365,192.66

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Solution

The fourth proportional to 1,005,340.20, 1,507,536.48 and 365,192.66 is: 547,616.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,340.20 : 1,507,536.48 = 365,192.66 : x
  2. Step 2: Convert to fraction form
    1,005,340.20/1,507,536.48 = 365,192.66/x
  3. Step 3: Cross multiply
    1,005,340.20x = 1,507,536.48 × 365,192.66
  4. Step 4: Simplify right side
    1,005,340.20x = 550,541,257,178.24
  5. Step 5: Solve for x
    x = 550,541,257,178.24/1,005,340.20
  6. Step 6: Final answer
    x = 547,616.87

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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.