Home / 710,038.16-1,065,020.92-260,724.48

Finding the Fourth Proportional to 710,038.16, 1,065,020.92 and 260,724.48

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Solution

The fourth proportional to 710,038.16, 1,065,020.92 and 260,724.48 is: 391,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,038.16 : 1,065,020.92 = 260,724.48 : x
  2. Step 2: Convert to fraction form
    710,038.16/1,065,020.92 = 260,724.48/x
  3. Step 3: Cross multiply
    710,038.16x = 1,065,020.92 × 260,724.48
  4. Step 4: Simplify right side
    710,038.16x = 277,677,025,556.12
  5. Step 5: Solve for x
    x = 277,677,025,556.12/710,038.16
  6. Step 6: Final answer
    x = 391,073.38

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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.