Home / 970,374.90-1,455,562.35-550,470.90

Finding the Fourth Proportional to 970,374.90, 1,455,562.35 and 550,470.90

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Solution

The fourth proportional to 970,374.90, 1,455,562.35 and 550,470.90 is: 825,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,374.90 : 1,455,562.35 = 550,470.90 : x
  2. Step 2: Convert to fraction form
    970,374.90/1,455,562.35 = 550,470.90/x
  3. Step 3: Cross multiply
    970,374.90x = 1,455,562.35 × 550,470.90
  4. Step 4: Simplify right side
    970,374.90x = 801,244,716,810.62
  5. Step 5: Solve for x
    x = 801,244,716,810.62/970,374.90
  6. Step 6: Final answer
    x = 825,706.35

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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.