Home / 814,926.72-1,222,398.36-246,312.40

Finding the Fourth Proportional to 814,926.72, 1,222,398.36 and 246,312.40

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Solution

The fourth proportional to 814,926.72, 1,222,398.36 and 246,312.40 is: 369,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,926.72 : 1,222,398.36 = 246,312.40 : x
  2. Step 2: Convert to fraction form
    814,926.72/1,222,398.36 = 246,312.40/x
  3. Step 3: Cross multiply
    814,926.72x = 1,222,398.36 × 246,312.40
  4. Step 4: Simplify right side
    814,926.72x = 301,091,873,807.66
  5. Step 5: Solve for x
    x = 301,091,873,807.66/814,926.72
  6. Step 6: Final answer
    x = 369,471.10

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1.5x scale

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.