Home / 751,287.02-1,127,061.75-330,551.96

Finding the Fourth Proportional to 751,287.02, 1,127,061.75 and 330,551.96

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Solution

The fourth proportional to 751,287.02, 1,127,061.75 and 330,551.96 is: 495,885.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,287.02 : 1,127,061.75 = 330,551.96 : x
  2. Step 2: Convert to fraction form
    751,287.02/1,127,061.75 = 330,551.96/x
  3. Step 3: Cross multiply
    751,287.02x = 1,127,061.75 × 330,551.96
  4. Step 4: Simplify right side
    751,287.02x = 372,552,470,503.53
  5. Step 5: Solve for x
    x = 372,552,470,503.53/751,287.02
  6. Step 6: Final answer
    x = 495,885.67

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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.