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Finding the Fourth Proportional to 359,588.61, 496,418.86 and 262,683.66

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Solution

The fourth proportional to 359,588.61, 496,418.86 and 262,683.66 is: 362,639.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,588.61 : 496,418.86 = 262,683.66 : x
  2. Step 2: Convert to fraction form
    359,588.61/496,418.86 = 262,683.66/x
  3. Step 3: Cross multiply
    359,588.61x = 496,418.86 × 262,683.66
  4. Step 4: Simplify right side
    359,588.61x = 130,401,123,037.83
  5. Step 5: Solve for x
    x = 130,401,123,037.83/359,588.61
  6. Step 6: Final answer
    x = 362,639.75

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1.5x scale

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.