Home / 292,280.10-438,420.15-233,231.10

Finding the Fourth Proportional to 292,280.10, 438,420.15 and 233,231.10

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Solution

The fourth proportional to 292,280.10, 438,420.15 and 233,231.10 is: 349,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,280.10 : 438,420.15 = 233,231.10 : x
  2. Step 2: Convert to fraction form
    292,280.10/438,420.15 = 233,231.10/x
  3. Step 3: Cross multiply
    292,280.10x = 438,420.15 × 233,231.10
  4. Step 4: Simplify right side
    292,280.10x = 102,253,213,846.67
  5. Step 5: Solve for x
    x = 102,253,213,846.67/292,280.10
  6. Step 6: Final answer
    x = 349,846.65

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1.5x scale

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.