Home / 753,032.97-1,039,198.19-413,532.81

Finding the Fourth Proportional to 753,032.97, 1,039,198.19 and 413,532.81

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Solution

The fourth proportional to 753,032.97, 1,039,198.19 and 413,532.81 is: 570,682.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,032.97 : 1,039,198.19 = 413,532.81 : x
  2. Step 2: Convert to fraction form
    753,032.97/1,039,198.19 = 413,532.81/x
  3. Step 3: Cross multiply
    753,032.97x = 1,039,198.19 × 413,532.81
  4. Step 4: Simplify right side
    753,032.97x = 429,742,543,495.46
  5. Step 5: Solve for x
    x = 429,742,543,495.46/753,032.97
  6. Step 6: Final answer
    x = 570,682.25

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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.