Home / 801,062.06-1,105,456.88-456,889.07

Finding the Fourth Proportional to 801,062.06, 1,105,456.88 and 456,889.07

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Solution

The fourth proportional to 801,062.06, 1,105,456.88 and 456,889.07 is: 630,501.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,062.06 : 1,105,456.88 = 456,889.07 : x
  2. Step 2: Convert to fraction form
    801,062.06/1,105,456.88 = 456,889.07/x
  3. Step 3: Cross multiply
    801,062.06x = 1,105,456.88 × 456,889.07
  4. Step 4: Simplify right side
    801,062.06x = 505,071,169,734.17
  5. Step 5: Solve for x
    x = 505,071,169,734.17/801,062.06
  6. Step 6: Final answer
    x = 630,501.93

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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.