Home / 477,297.28-658,656.32-262,437.12

Finding the Fourth Proportional to 477,297.28, 658,656.32 and 262,437.12

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Solution

The fourth proportional to 477,297.28, 658,656.32 and 262,437.12 is: 362,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,297.28 : 658,656.32 = 262,437.12 : x
  2. Step 2: Convert to fraction form
    477,297.28/658,656.32 = 262,437.12/x
  3. Step 3: Cross multiply
    477,297.28x = 658,656.32 × 262,437.12
  4. Step 4: Simplify right side
    477,297.28x = 172,855,867,690.60
  5. Step 5: Solve for x
    x = 172,855,867,690.60/477,297.28
  6. Step 6: Final answer
    x = 362,155.57

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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.