Home / 658,827.72-909,144.50-364,459.85

Finding the Fourth Proportional to 658,827.72, 909,144.50 and 364,459.85

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Solution

The fourth proportional to 658,827.72, 909,144.50 and 364,459.85 is: 502,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,827.72 : 909,144.50 = 364,459.85 : x
  2. Step 2: Convert to fraction form
    658,827.72/909,144.50 = 364,459.85/x
  3. Step 3: Cross multiply
    658,827.72x = 909,144.50 × 364,459.85
  4. Step 4: Simplify right side
    658,827.72x = 331,346,661,730.30
  5. Step 5: Solve for x
    x = 331,346,661,730.30/658,827.72
  6. Step 6: Final answer
    x = 502,933.70

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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.