Home / 824,723.58-1,138,116.78-502,433.46

Finding the Fourth Proportional to 824,723.58, 1,138,116.78 and 502,433.46

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Solution

The fourth proportional to 824,723.58, 1,138,116.78 and 502,433.46 is: 693,357.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,723.58 : 1,138,116.78 = 502,433.46 : x
  2. Step 2: Convert to fraction form
    824,723.58/1,138,116.78 = 502,433.46/x
  3. Step 3: Cross multiply
    824,723.58x = 1,138,116.78 × 502,433.46
  4. Step 4: Simplify right side
    824,723.58x = 571,827,951,659.46
  5. Step 5: Solve for x
    x = 571,827,951,659.46/824,723.58
  6. Step 6: Final answer
    x = 693,357.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.