Home / 402,923.41-604,459.87-133,070.25

Finding the Fourth Proportional to 402,923.41, 604,459.87 and 133,070.25

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Solution

The fourth proportional to 402,923.41, 604,459.87 and 133,070.25 is: 199,630.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,923.41 : 604,459.87 = 133,070.25 : x
  2. Step 2: Convert to fraction form
    402,923.41/604,459.87 = 133,070.25/x
  3. Step 3: Cross multiply
    402,923.41x = 604,459.87 × 133,070.25
  4. Step 4: Simplify right side
    402,923.41x = 80,435,626,249.87
  5. Step 5: Solve for x
    x = 80,435,626,249.87/402,923.41
  6. Step 6: Final answer
    x = 199,630.06

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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.