Home / 649,314.48-896,036.79-362,836.92

Finding the Fourth Proportional to 649,314.48, 896,036.79 and 362,836.92

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Solution

The fourth proportional to 649,314.48, 896,036.79 and 362,836.92 is: 500,705.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,314.48 : 896,036.79 = 362,836.92 : x
  2. Step 2: Convert to fraction form
    649,314.48/896,036.79 = 362,836.92/x
  3. Step 3: Cross multiply
    649,314.48x = 896,036.79 × 362,836.92
  4. Step 4: Simplify right side
    649,314.48x = 325,115,229,090.29
  5. Step 5: Solve for x
    x = 325,115,229,090.29/649,314.48
  6. Step 6: Final answer
    x = 500,705.34

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Double scale
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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.