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Finding the Fourth Proportional to 555,951.57, 767,214.50 and 301,302.69

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Solution

The fourth proportional to 555,951.57, 767,214.50 and 301,302.69 is: 415,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,951.57 : 767,214.50 = 301,302.69 : x
  2. Step 2: Convert to fraction form
    555,951.57/767,214.50 = 301,302.69/x
  3. Step 3: Cross multiply
    555,951.57x = 767,214.50 × 301,302.69
  4. Step 4: Simplify right side
    555,951.57x = 231,163,791,150.49
  5. Step 5: Solve for x
    x = 231,163,791,150.49/555,951.57
  6. Step 6: Final answer
    x = 415,798.43

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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.