Home / 726,108.33-1,000,979.04-480,681.84

Finding the Fourth Proportional to 726,108.33, 1,000,979.04 and 480,681.84

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Solution

The fourth proportional to 726,108.33, 1,000,979.04 and 480,681.84 is: 662,645.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,108.33 : 1,000,979.04 = 480,681.84 : x
  2. Step 2: Convert to fraction form
    726,108.33/1,000,979.04 = 480,681.84/x
  3. Step 3: Cross multiply
    726,108.33x = 1,000,979.04 × 480,681.84
  4. Step 4: Simplify right side
    726,108.33x = 481,152,446,748.63
  5. Step 5: Solve for x
    x = 481,152,446,748.63/726,108.33
  6. Step 6: Final answer
    x = 662,645.54

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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.