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Finding the Fourth Proportional to 315,935, 473,977.38 and 94,324.76

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Solution

The fourth proportional to 315,935, 473,977.38 and 94,324.76 is: 141,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,935 : 473,977.38 = 94,324.76 : x
  2. Step 2: Convert to fraction form
    315,935/473,977.38 = 94,324.76/x
  3. Step 3: Cross multiply
    315,935x = 473,977.38 × 94,324.76
  4. Step 4: Simplify right side
    315,935x = 44,707,802,613.93
  5. Step 5: Solve for x
    x = 44,707,802,613.93/315,935
  6. Step 6: Final answer
    x = 141,509.50

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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.