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Finding the Fourth Proportional to 500,554.12, 750,941.90 and 275,798.86

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Solution

The fourth proportional to 500,554.12, 750,941.90 and 275,798.86 is: 413,759.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,554.12 : 750,941.90 = 275,798.86 : x
  2. Step 2: Convert to fraction form
    500,554.12/750,941.90 = 275,798.86/x
  3. Step 3: Cross multiply
    500,554.12x = 750,941.90 × 275,798.86
  4. Step 4: Simplify right side
    500,554.12x = 207,108,919,946.23
  5. Step 5: Solve for x
    x = 207,108,919,946.23/500,554.12
  6. Step 6: Final answer
    x = 413,759.30

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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.