Home / 346,287.60-519,365.79-121,595.22

Finding the Fourth Proportional to 346,287.60, 519,365.79 and 121,595.22

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Solution

The fourth proportional to 346,287.60, 519,365.79 and 121,595.22 is: 182,369.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,287.60 : 519,365.79 = 121,595.22 : x
  2. Step 2: Convert to fraction form
    346,287.60/519,365.79 = 121,595.22/x
  3. Step 3: Cross multiply
    346,287.60x = 519,365.79 × 121,595.22
  4. Step 4: Simplify right side
    346,287.60x = 63,152,397,495.52
  5. Step 5: Solve for x
    x = 63,152,397,495.52/346,287.60
  6. Step 6: Final answer
    x = 182,369.79

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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.