Home / 799,581.40-1,103,420.46-455,417.26

Finding the Fourth Proportional to 799,581.40, 1,103,420.46 and 455,417.26

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Solution

The fourth proportional to 799,581.40, 1,103,420.46 and 455,417.26 is: 628,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,581.40 : 1,103,420.46 = 455,417.26 : x
  2. Step 2: Convert to fraction form
    799,581.40/1,103,420.46 = 455,417.26/x
  3. Step 3: Cross multiply
    799,581.40x = 1,103,420.46 × 455,417.26
  4. Step 4: Simplify right side
    799,581.40x = 502,516,722,521.14
  5. Step 5: Solve for x
    x = 502,516,722,521.14/799,581.40
  6. Step 6: Final answer
    x = 628,474.75

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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.