Home / 648,727.64-895,665.40-580,626.52

Finding the Fourth Proportional to 648,727.64, 895,665.40 and 580,626.52

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Solution

The fourth proportional to 648,727.64, 895,665.40 and 580,626.52 is: 801,641.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,727.64 : 895,665.40 = 580,626.52 : x
  2. Step 2: Convert to fraction form
    648,727.64/895,665.40 = 580,626.52/x
  3. Step 3: Cross multiply
    648,727.64x = 895,665.40 × 580,626.52
  4. Step 4: Simplify right side
    648,727.64x = 520,047,084,286.41
  5. Step 5: Solve for x
    x = 520,047,084,286.41/648,727.64
  6. Step 6: Final answer
    x = 801,641.63

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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.