Home / 857,248.48-1,285,926.18-226,162.90

Finding the Fourth Proportional to 857,248.48, 1,285,926.18 and 226,162.90

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Solution

The fourth proportional to 857,248.48, 1,285,926.18 and 226,162.90 is: 339,258.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,248.48 : 1,285,926.18 = 226,162.90 : x
  2. Step 2: Convert to fraction form
    857,248.48/1,285,926.18 = 226,162.90/x
  3. Step 3: Cross multiply
    857,248.48x = 1,285,926.18 × 226,162.90
  4. Step 4: Simplify right side
    857,248.48x = 290,828,794,054.72
  5. Step 5: Solve for x
    x = 290,828,794,054.72/857,248.48
  6. Step 6: Final answer
    x = 339,258.45

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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.