Home / 740,470.90-1,110,486.21-314,000.44

Finding the Fourth Proportional to 740,470.90, 1,110,486.21 and 314,000.44

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Solution

The fourth proportional to 740,470.90, 1,110,486.21 and 314,000.44 is: 470,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,470.90 : 1,110,486.21 = 314,000.44 : x
  2. Step 2: Convert to fraction form
    740,470.90/1,110,486.21 = 314,000.44/x
  3. Step 3: Cross multiply
    740,470.90x = 1,110,486.21 × 314,000.44
  4. Step 4: Simplify right side
    740,470.90x = 348,693,158,553.93
  5. Step 5: Solve for x
    x = 348,693,158,553.93/740,470.90
  6. Step 6: Final answer
    x = 470,907.31

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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.