Home / 351,154.04-481,341.79-346,428.92

Finding the Fourth Proportional to 351,154.04, 481,341.79 and 346,428.92

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Solution

The fourth proportional to 351,154.04, 481,341.79 and 346,428.92 is: 474,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,154.04 : 481,341.79 = 346,428.92 : x
  2. Step 2: Convert to fraction form
    351,154.04/481,341.79 = 346,428.92/x
  3. Step 3: Cross multiply
    351,154.04x = 481,341.79 × 346,428.92
  4. Step 4: Simplify right side
    351,154.04x = 166,750,716,460.57
  5. Step 5: Solve for x
    x = 166,750,716,460.57/351,154.04
  6. Step 6: Final answer
    x = 474,864.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.