Home / 774,256.91-1,067,731.01-502,225.55

Finding the Fourth Proportional to 774,256.91, 1,067,731.01 and 502,225.55

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Solution

The fourth proportional to 774,256.91, 1,067,731.01 and 502,225.55 is: 692,588.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,256.91 : 1,067,731.01 = 502,225.55 : x
  2. Step 2: Convert to fraction form
    774,256.91/1,067,731.01 = 502,225.55/x
  3. Step 3: Cross multiply
    774,256.91x = 1,067,731.01 × 502,225.55
  4. Step 4: Simplify right side
    774,256.91x = 536,241,785,899.52
  5. Step 5: Solve for x
    x = 536,241,785,899.52/774,256.91
  6. Step 6: Final answer
    x = 692,588.96

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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.