Home / 732,132.45-1,098,362.70-282,813.30

Finding the Fourth Proportional to 732,132.45, 1,098,362.70 and 282,813.30

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Solution

The fourth proportional to 732,132.45, 1,098,362.70 and 282,813.30 is: 424,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,132.45 : 1,098,362.70 = 282,813.30 : x
  2. Step 2: Convert to fraction form
    732,132.45/1,098,362.70 = 282,813.30/x
  3. Step 3: Cross multiply
    732,132.45x = 1,098,362.70 × 282,813.30
  4. Step 4: Simplify right side
    732,132.45x = 310,631,579,783.91
  5. Step 5: Solve for x
    x = 310,631,579,783.91/732,132.45
  6. Step 6: Final answer
    x = 424,283.31

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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.