Home / 905,052.79-1,357,577.85-231,134.51

Finding the Fourth Proportional to 905,052.79, 1,357,577.85 and 231,134.51

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Solution

The fourth proportional to 905,052.79, 1,357,577.85 and 231,134.51 is: 346,701.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,052.79 : 1,357,577.85 = 231,134.51 : x
  2. Step 2: Convert to fraction form
    905,052.79/1,357,577.85 = 231,134.51/x
  3. Step 3: Cross multiply
    905,052.79x = 1,357,577.85 × 231,134.51
  4. Step 4: Simplify right side
    905,052.79x = 313,783,095,407.30
  5. Step 5: Solve for x
    x = 313,783,095,407.30/905,052.79
  6. Step 6: Final answer
    x = 346,701.43

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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.