Home / 885,734.30-1,328,601.45-246,036.80

Finding the Fourth Proportional to 885,734.30, 1,328,601.45 and 246,036.80

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Solution

The fourth proportional to 885,734.30, 1,328,601.45 and 246,036.80 is: 369,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,734.30 : 1,328,601.45 = 246,036.80 : x
  2. Step 2: Convert to fraction form
    885,734.30/1,328,601.45 = 246,036.80/x
  3. Step 3: Cross multiply
    885,734.30x = 1,328,601.45 × 246,036.80
  4. Step 4: Simplify right side
    885,734.30x = 326,884,849,233.36
  5. Step 5: Solve for x
    x = 326,884,849,233.36/885,734.30
  6. Step 6: Final answer
    x = 369,055.20

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Double scale
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Similar ratio
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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.