Home / 838,703.57-1,258,096.66-239,752.31

Finding the Fourth Proportional to 838,703.57, 1,258,096.66 and 239,752.31

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Solution

The fourth proportional to 838,703.57, 1,258,096.66 and 239,752.31 is: 359,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,703.57 : 1,258,096.66 = 239,752.31 : x
  2. Step 2: Convert to fraction form
    838,703.57/1,258,096.66 = 239,752.31/x
  3. Step 3: Cross multiply
    838,703.57x = 1,258,096.66 × 239,752.31
  4. Step 4: Simplify right side
    838,703.57x = 301,631,573,548.42
  5. Step 5: Solve for x
    x = 301,631,573,548.42/838,703.57
  6. Step 6: Final answer
    x = 359,640.27

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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.