Home / 346,120.83-519,412.91-121,482.32

Finding the Fourth Proportional to 346,120.83, 519,412.91 and 121,482.32

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Solution

The fourth proportional to 346,120.83, 519,412.91 and 121,482.32 is: 182,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,120.83 : 519,412.91 = 121,482.32 : x
  2. Step 2: Convert to fraction form
    346,120.83/519,412.91 = 121,482.32/x
  3. Step 3: Cross multiply
    346,120.83x = 519,412.91 × 121,482.32
  4. Step 4: Simplify right side
    346,120.83x = 63,099,482,140.28
  5. Step 5: Solve for x
    x = 63,099,482,140.28/346,120.83
  6. Step 6: Final answer
    x = 182,304.78

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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.