Home / 698,962.96-1,048,445.52-299,572.48

Finding the Fourth Proportional to 698,962.96, 1,048,445.52 and 299,572.48

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Solution

The fourth proportional to 698,962.96, 1,048,445.52 and 299,572.48 is: 449,359.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,962.96 : 1,048,445.52 = 299,572.48 : x
  2. Step 2: Convert to fraction form
    698,962.96/1,048,445.52 = 299,572.48/x
  3. Step 3: Cross multiply
    698,962.96x = 1,048,445.52 × 299,572.48
  4. Step 4: Simplify right side
    698,962.96x = 314,085,424,571.29
  5. Step 5: Solve for x
    x = 314,085,424,571.29/698,962.96
  6. Step 6: Final answer
    x = 449,359.18

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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.