Home / 814,535.04-1,221,806.60-335,024.32

Finding the Fourth Proportional to 814,535.04, 1,221,806.60 and 335,024.32

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Solution

The fourth proportional to 814,535.04, 1,221,806.60 and 335,024.32 is: 502,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,535.04 : 1,221,806.60 = 335,024.32 : x
  2. Step 2: Convert to fraction form
    814,535.04/1,221,806.60 = 335,024.32/x
  3. Step 3: Cross multiply
    814,535.04x = 1,221,806.60 × 335,024.32
  4. Step 4: Simplify right side
    814,535.04x = 409,334,925,336.51
  5. Step 5: Solve for x
    x = 409,334,925,336.51/814,535.04
  6. Step 6: Final answer
    x = 502,538.14

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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.