Home / 346,837.33-478,631.89-203,569.69

Finding the Fourth Proportional to 346,837.33, 478,631.89 and 203,569.69

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Solution

The fourth proportional to 346,837.33, 478,631.89 and 203,569.69 is: 280,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,837.33 : 478,631.89 = 203,569.69 : x
  2. Step 2: Convert to fraction form
    346,837.33/478,631.89 = 203,569.69/x
  3. Step 3: Cross multiply
    346,837.33x = 478,631.89 × 203,569.69
  4. Step 4: Simplify right side
    346,837.33x = 97,434,944,453.57
  5. Step 5: Solve for x
    x = 97,434,944,453.57/346,837.33
  6. Step 6: Final answer
    x = 280,924.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.