Home / 738,226.86-1,107,252.81-239,590.86

Finding the Fourth Proportional to 738,226.86, 1,107,252.81 and 239,590.86

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Solution

The fourth proportional to 738,226.86, 1,107,252.81 and 239,590.86 is: 359,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,226.86 : 1,107,252.81 = 239,590.86 : x
  2. Step 2: Convert to fraction form
    738,226.86/1,107,252.81 = 239,590.86/x
  3. Step 3: Cross multiply
    738,226.86x = 1,107,252.81 × 239,590.86
  4. Step 4: Simplify right side
    738,226.86x = 265,287,652,985.32
  5. Step 5: Solve for x
    x = 265,287,652,985.32/738,226.86
  6. Step 6: Final answer
    x = 359,357.90

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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.