Home / 346,973.33-520,390.28-122,342.92

Finding the Fourth Proportional to 346,973.33, 520,390.28 and 122,342.92

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Solution

The fourth proportional to 346,973.33, 520,390.28 and 122,342.92 is: 183,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,973.33 : 520,390.28 = 122,342.92 : x
  2. Step 2: Convert to fraction form
    346,973.33/520,390.28 = 122,342.92/x
  3. Step 3: Cross multiply
    346,973.33x = 520,390.28 × 122,342.92
  4. Step 4: Simplify right side
    346,973.33x = 63,666,065,399.70
  5. Step 5: Solve for x
    x = 63,666,065,399.70/346,973.33
  6. Step 6: Final answer
    x = 183,489.79

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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.