Home / 551,331.04-760,919.10-336,595.60

Finding the Fourth Proportional to 551,331.04, 760,919.10 and 336,595.60

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Solution

The fourth proportional to 551,331.04, 760,919.10 and 336,595.60 is: 464,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,331.04 : 760,919.10 = 336,595.60 : x
  2. Step 2: Convert to fraction form
    551,331.04/760,919.10 = 336,595.60/x
  3. Step 3: Cross multiply
    551,331.04x = 760,919.10 × 336,595.60
  4. Step 4: Simplify right side
    551,331.04x = 256,122,021,015.96
  5. Step 5: Solve for x
    x = 256,122,021,015.96/551,331.04
  6. Step 6: Final answer
    x = 464,552.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.