Home / 888,420.24-1,330,495.20-508,188.24

Finding the Fourth Proportional to 888,420.24, 1,330,495.20 and 508,188.24

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Solution

The fourth proportional to 888,420.24, 1,330,495.20 and 508,188.24 is: 761,061.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,420.24 : 1,330,495.20 = 508,188.24 : x
  2. Step 2: Convert to fraction form
    888,420.24/1,330,495.20 = 508,188.24/x
  3. Step 3: Cross multiply
    888,420.24x = 1,330,495.20 × 508,188.24
  4. Step 4: Simplify right side
    888,420.24x = 676,142,014,016.45
  5. Step 5: Solve for x
    x = 676,142,014,016.45/888,420.24
  6. Step 6: Final answer
    x = 761,061.02

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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.