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Finding the Fourth Proportional to 315,434.67, 473,152.01 and 93,818.67

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Solution

The fourth proportional to 315,434.67, 473,152.01 and 93,818.67 is: 140,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,434.67 : 473,152.01 = 93,818.67 : x
  2. Step 2: Convert to fraction form
    315,434.67/473,152.01 = 93,818.67/x
  3. Step 3: Cross multiply
    315,434.67x = 473,152.01 × 93,818.67
  4. Step 4: Simplify right side
    315,434.67x = 44,390,491,816.93
  5. Step 5: Solve for x
    x = 44,390,491,816.93/315,434.67
  6. Step 6: Final answer
    x = 140,728.01

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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.