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Finding the Fourth Proportional to 527,990.60, 790,673.67 and 483,195.35

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Solution

The fourth proportional to 527,990.60, 790,673.67 and 483,195.35 is: 723,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,990.60 : 790,673.67 = 483,195.35 : x
  2. Step 2: Convert to fraction form
    527,990.60/790,673.67 = 483,195.35/x
  3. Step 3: Cross multiply
    527,990.60x = 790,673.67 × 483,195.35
  4. Step 4: Simplify right side
    527,990.60x = 382,049,836,758.07
  5. Step 5: Solve for x
    x = 382,049,836,758.07/527,990.60
  6. Step 6: Final answer
    x = 723,592.13

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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.