Home / 434,875.20-651,535.20-368,001.60

Finding the Fourth Proportional to 434,875.20, 651,535.20 and 368,001.60

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Solution

The fourth proportional to 434,875.20, 651,535.20 and 368,001.60 is: 551,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,875.20 : 651,535.20 = 368,001.60 : x
  2. Step 2: Convert to fraction form
    434,875.20/651,535.20 = 368,001.60/x
  3. Step 3: Cross multiply
    434,875.20x = 651,535.20 × 368,001.60
  4. Step 4: Simplify right side
    434,875.20x = 239,765,996,056.32
  5. Step 5: Solve for x
    x = 239,765,996,056.32/434,875.20
  6. Step 6: Final answer
    x = 551,344.38

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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.