Home / 875,102.40-1,309,737.60-634,532.40

Finding the Fourth Proportional to 875,102.40, 1,309,737.60 and 634,532.40

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Solution

The fourth proportional to 875,102.40, 1,309,737.60 and 634,532.40 is: 949,684.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,102.40 : 1,309,737.60 = 634,532.40 : x
  2. Step 2: Convert to fraction form
    875,102.40/1,309,737.60 = 634,532.40/x
  3. Step 3: Cross multiply
    875,102.40x = 1,309,737.60 × 634,532.40
  4. Step 4: Simplify right side
    875,102.40x = 831,070,942,698.24
  5. Step 5: Solve for x
    x = 831,070,942,698.24/875,102.40
  6. Step 6: Final answer
    x = 949,684.22

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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.