Home / 883,355.20-1,323,477.60-724,724.80

Finding the Fourth Proportional to 883,355.20, 1,323,477.60 and 724,724.80

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Solution

The fourth proportional to 883,355.20, 1,323,477.60 and 724,724.80 is: 1,085,811.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,355.20 : 1,323,477.60 = 724,724.80 : x
  2. Step 2: Convert to fraction form
    883,355.20/1,323,477.60 = 724,724.80/x
  3. Step 3: Cross multiply
    883,355.20x = 1,323,477.60 × 724,724.80
  4. Step 4: Simplify right side
    883,355.20x = 959,157,038,964.48
  5. Step 5: Solve for x
    x = 959,157,038,964.48/883,355.20
  6. Step 6: Final answer
    x = 1,085,811.28

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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.