Home / 726,176.40-1,088,875.80-304,976.40

Finding the Fourth Proportional to 726,176.40, 1,088,875.80 and 304,976.40

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Solution

The fourth proportional to 726,176.40, 1,088,875.80 and 304,976.40 is: 457,301.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,176.40 : 1,088,875.80 = 304,976.40 : x
  2. Step 2: Convert to fraction form
    726,176.40/1,088,875.80 = 304,976.40/x
  3. Step 3: Cross multiply
    726,176.40x = 1,088,875.80 × 304,976.40
  4. Step 4: Simplify right side
    726,176.40x = 332,081,421,531.12
  5. Step 5: Solve for x
    x = 332,081,421,531.12/726,176.40
  6. Step 6: Final answer
    x = 457,301.31

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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.