Home / 634,210.96-875,204.38-347,730.32

Finding the Fourth Proportional to 634,210.96, 875,204.38 and 347,730.32

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Solution

The fourth proportional to 634,210.96, 875,204.38 and 347,730.32 is: 479,864.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,210.96 : 875,204.38 = 347,730.32 : x
  2. Step 2: Convert to fraction form
    634,210.96/875,204.38 = 347,730.32/x
  3. Step 3: Cross multiply
    634,210.96x = 875,204.38 × 347,730.32
  4. Step 4: Simplify right side
    634,210.96x = 304,335,099,122.80
  5. Step 5: Solve for x
    x = 304,335,099,122.80/634,210.96
  6. Step 6: Final answer
    x = 479,864.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.