Home / 689,901.33-1,035,024.23-240,628.66

Finding the Fourth Proportional to 689,901.33, 1,035,024.23 and 240,628.66

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Solution

The fourth proportional to 689,901.33, 1,035,024.23 and 240,628.66 is: 361,003.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,901.33 : 1,035,024.23 = 240,628.66 : x
  2. Step 2: Convert to fraction form
    689,901.33/1,035,024.23 = 240,628.66/x
  3. Step 3: Cross multiply
    689,901.33x = 1,035,024.23 × 240,628.66
  4. Step 4: Simplify right side
    689,901.33x = 249,056,490,192.91
  5. Step 5: Solve for x
    x = 249,056,490,192.91/689,901.33
  6. Step 6: Final answer
    x = 361,003.06

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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.