Home / 346,280.48-519,355.10-121,588.10

Finding the Fourth Proportional to 346,280.48, 519,355.10 and 121,588.10

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Solution

The fourth proportional to 346,280.48, 519,355.10 and 121,588.10 is: 182,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,280.48 : 519,355.10 = 121,588.10 : x
  2. Step 2: Convert to fraction form
    346,280.48/519,355.10 = 121,588.10/x
  3. Step 3: Cross multiply
    346,280.48x = 519,355.10 × 121,588.10
  4. Step 4: Simplify right side
    346,280.48x = 63,147,396,629.59
  5. Step 5: Solve for x
    x = 63,147,396,629.59/346,280.48
  6. Step 6: Final answer
    x = 182,359.10

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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.