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Finding the Fourth Proportional to 535,767.90, 804,573.45 and 379,095.90

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Solution

The fourth proportional to 535,767.90, 804,573.45 and 379,095.90 is: 569,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,767.90 : 804,573.45 = 379,095.90 : x
  2. Step 2: Convert to fraction form
    535,767.90/804,573.45 = 379,095.90/x
  3. Step 3: Cross multiply
    535,767.90x = 804,573.45 × 379,095.90
  4. Step 4: Simplify right side
    535,767.90x = 305,010,496,143.86
  5. Step 5: Solve for x
    x = 305,010,496,143.86/535,767.90
  6. Step 6: Final answer
    x = 569,295.95

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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.