Home / 346,320.66-519,532.94-121,641.50

Finding the Fourth Proportional to 346,320.66, 519,532.94 and 121,641.50

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Solution

The fourth proportional to 346,320.66, 519,532.94 and 121,641.50 is: 182,480.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,320.66 : 519,532.94 = 121,641.50 : x
  2. Step 2: Convert to fraction form
    346,320.66/519,532.94 = 121,641.50/x
  3. Step 3: Cross multiply
    346,320.66x = 519,532.94 × 121,641.50
  4. Step 4: Simplify right side
    346,320.66x = 63,196,766,121.01
  5. Step 5: Solve for x
    x = 63,196,766,121.01/346,320.66
  6. Step 6: Final answer
    x = 182,480.50

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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.