Home / 971,346.30-1,457,019.45-929,355.90

Finding the Fourth Proportional to 971,346.30, 1,457,019.45 and 929,355.90

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Solution

The fourth proportional to 971,346.30, 1,457,019.45 and 929,355.90 is: 1,394,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,346.30 : 1,457,019.45 = 929,355.90 : x
  2. Step 2: Convert to fraction form
    971,346.30/1,457,019.45 = 929,355.90/x
  3. Step 3: Cross multiply
    971,346.30x = 1,457,019.45 × 929,355.90
  4. Step 4: Simplify right side
    971,346.30x = 1,354,089,622,272.25
  5. Step 5: Solve for x
    x = 1,354,089,622,272.25/971,346.30
  6. Step 6: Final answer
    x = 1,394,033.85

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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.