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Finding the Fourth Proportional to 545,594.72, 752,944.01 and 303,877.35

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Solution

The fourth proportional to 545,594.72, 752,944.01 and 303,877.35 is: 419,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,594.72 : 752,944.01 = 303,877.35 : x
  2. Step 2: Convert to fraction form
    545,594.72/752,944.01 = 303,877.35/x
  3. Step 3: Cross multiply
    545,594.72x = 752,944.01 × 303,877.35
  4. Step 4: Simplify right side
    545,594.72x = 228,802,628,937.79
  5. Step 5: Solve for x
    x = 228,802,628,937.79/545,594.72
  6. Step 6: Final answer
    x = 419,363.72

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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.