Home / 658,364.02-908,933.90-416,853.61

Finding the Fourth Proportional to 658,364.02, 908,933.90 and 416,853.61

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Solution

The fourth proportional to 658,364.02, 908,933.90 and 416,853.61 is: 575,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,364.02 : 908,933.90 = 416,853.61 : x
  2. Step 2: Convert to fraction form
    658,364.02/908,933.90 = 416,853.61/x
  3. Step 3: Cross multiply
    658,364.02x = 908,933.90 × 416,853.61
  4. Step 4: Simplify right side
    658,364.02x = 378,892,373,109.78
  5. Step 5: Solve for x
    x = 378,892,373,109.78/658,364.02
  6. Step 6: Final answer
    x = 575,505.89

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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.