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Finding the Fourth Proportional to 672,095.44, 927,491.20 and 370,289.44

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Solution

The fourth proportional to 672,095.44, 927,491.20 and 370,289.44 is: 510,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,095.44 : 927,491.20 = 370,289.44 : x
  2. Step 2: Convert to fraction form
    672,095.44/927,491.20 = 370,289.44/x
  3. Step 3: Cross multiply
    672,095.44x = 927,491.20 × 370,289.44
  4. Step 4: Simplify right side
    672,095.44x = 343,440,197,052.93
  5. Step 5: Solve for x
    x = 343,440,197,052.93/672,095.44
  6. Step 6: Final answer
    x = 510,999.15

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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.