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Finding the Fourth Proportional to 473,044.86, 652,701.96 and 300,900.15

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Solution

The fourth proportional to 473,044.86, 652,701.96 and 300,900.15 is: 415,178.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,044.86 : 652,701.96 = 300,900.15 : x
  2. Step 2: Convert to fraction form
    473,044.86/652,701.96 = 300,900.15/x
  3. Step 3: Cross multiply
    473,044.86x = 652,701.96 × 300,900.15
  4. Step 4: Simplify right side
    473,044.86x = 196,398,117,669.29
  5. Step 5: Solve for x
    x = 196,398,117,669.29/473,044.86
  6. Step 6: Final answer
    x = 415,178.63

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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.