Home / 817,150.56-1,224,180.40-462,419.20

Finding the Fourth Proportional to 817,150.56, 1,224,180.40 and 462,419.20

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Solution

The fourth proportional to 817,150.56, 1,224,180.40 and 462,419.20 is: 692,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,150.56 : 1,224,180.40 = 462,419.20 : x
  2. Step 2: Convert to fraction form
    817,150.56/1,224,180.40 = 462,419.20/x
  3. Step 3: Cross multiply
    817,150.56x = 1,224,180.40 × 462,419.20
  4. Step 4: Simplify right side
    817,150.56x = 566,084,521,223.68
  5. Step 5: Solve for x
    x = 566,084,521,223.68/817,150.56
  6. Step 6: Final answer
    x = 692,754.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.