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Finding the Fourth Proportional to 315,882, 473,905.08 and 94,266

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Solution

The fourth proportional to 315,882, 473,905.08 and 94,266 is: 141,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,882 : 473,905.08 = 94,266 : x
  2. Step 2: Convert to fraction form
    315,882/473,905.08 = 94,266/x
  3. Step 3: Cross multiply
    315,882x = 473,905.08 × 94,266
  4. Step 4: Simplify right side
    315,882x = 44,673,136,271.28
  5. Step 5: Solve for x
    x = 44,673,136,271.28/315,882
  6. Step 6: Final answer
    x = 141,423.49

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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.