Home / 997,728.78-1,496,588.85-249,772.62

Finding the Fourth Proportional to 997,728.78, 1,496,588.85 and 249,772.62

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Solution

The fourth proportional to 997,728.78, 1,496,588.85 and 249,772.62 is: 374,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,728.78 : 1,496,588.85 = 249,772.62 : x
  2. Step 2: Convert to fraction form
    997,728.78/1,496,588.85 = 249,772.62/x
  3. Step 3: Cross multiply
    997,728.78x = 1,496,588.85 × 249,772.62
  4. Step 4: Simplify right side
    997,728.78x = 373,806,918,127.29
  5. Step 5: Solve for x
    x = 373,806,918,127.29/997,728.78
  6. Step 6: Final answer
    x = 374,657.85

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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.