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Finding the Fourth Proportional to 506,334.15, 758,836.85 and 372,588.15

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Solution

The fourth proportional to 506,334.15, 758,836.85 and 372,588.15 is: 558,393.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,334.15 : 758,836.85 = 372,588.15 : x
  2. Step 2: Convert to fraction form
    506,334.15/758,836.85 = 372,588.15/x
  3. Step 3: Cross multiply
    506,334.15x = 758,836.85 × 372,588.15
  4. Step 4: Simplify right side
    506,334.15x = 282,733,616,230.39
  5. Step 5: Solve for x
    x = 282,733,616,230.39/506,334.15
  6. Step 6: Final answer
    x = 558,393.34

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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.