Home / 1,142,953.32-1,714,309.70-469,105.88

Finding the Fourth Proportional to 1,142,953.32, 1,714,309.70 and 469,105.88

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Solution

The fourth proportional to 1,142,953.32, 1,714,309.70 and 469,105.88 is: 703,609.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,953.32 : 1,714,309.70 = 469,105.88 : x
  2. Step 2: Convert to fraction form
    1,142,953.32/1,714,309.70 = 469,105.88/x
  3. Step 3: Cross multiply
    1,142,953.32x = 1,714,309.70 × 469,105.88
  4. Step 4: Simplify right side
    1,142,953.32x = 804,192,760,411.04
  5. Step 5: Solve for x
    x = 804,192,760,411.04/1,142,953.32
  6. Step 6: Final answer
    x = 703,609.45

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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.