Home / 346,528.32-519,792.17-130,427.43

Finding the Fourth Proportional to 346,528.32, 519,792.17 and 130,427.43

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Solution

The fourth proportional to 346,528.32, 519,792.17 and 130,427.43 is: 195,641.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,528.32 : 519,792.17 = 130,427.43 : x
  2. Step 2: Convert to fraction form
    346,528.32/519,792.17 = 130,427.43/x
  3. Step 3: Cross multiply
    346,528.32x = 519,792.17 × 130,427.43
  4. Step 4: Simplify right side
    346,528.32x = 67,795,154,594.33
  5. Step 5: Solve for x
    x = 67,795,154,594.33/346,528.32
  6. Step 6: Final answer
    x = 195,641.02

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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.