Home / 842,678.95-1,264,962.98-337,592.03

Finding the Fourth Proportional to 842,678.95, 1,264,962.98 and 337,592.03

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Solution

The fourth proportional to 842,678.95, 1,264,962.98 and 337,592.03 is: 506,766.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,678.95 : 1,264,962.98 = 337,592.03 : x
  2. Step 2: Convert to fraction form
    842,678.95/1,264,962.98 = 337,592.03/x
  3. Step 3: Cross multiply
    842,678.95x = 1,264,962.98 × 337,592.03
  4. Step 4: Simplify right side
    842,678.95x = 427,041,415,003.83
  5. Step 5: Solve for x
    x = 427,041,415,003.83/842,678.95
  6. Step 6: Final answer
    x = 506,766.44

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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.