Home / 723,240.82-1,084,737.30-190,767.07

Finding the Fourth Proportional to 723,240.82, 1,084,737.30 and 190,767.07

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Solution

The fourth proportional to 723,240.82, 1,084,737.30 and 190,767.07 is: 286,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,240.82 : 1,084,737.30 = 190,767.07 : x
  2. Step 2: Convert to fraction form
    723,240.82/1,084,737.30 = 190,767.07/x
  3. Step 3: Cross multiply
    723,240.82x = 1,084,737.30 × 190,767.07
  4. Step 4: Simplify right side
    723,240.82x = 206,932,156,440.71
  5. Step 5: Solve for x
    x = 206,932,156,440.71/723,240.82
  6. Step 6: Final answer
    x = 286,117.92

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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.