Home / 346,965.91-520,596.48-147,329.26

Finding the Fourth Proportional to 346,965.91, 520,596.48 and 147,329.26

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Solution

The fourth proportional to 346,965.91, 520,596.48 and 147,329.26 is: 221,056.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,965.91 : 520,596.48 = 147,329.26 : x
  2. Step 2: Convert to fraction form
    346,965.91/520,596.48 = 147,329.26/x
  3. Step 3: Cross multiply
    346,965.91x = 520,596.48 × 147,329.26
  4. Step 4: Simplify right side
    346,965.91x = 76,699,094,157.00
  5. Step 5: Solve for x
    x = 76,699,094,157.00/346,965.91
  6. Step 6: Final answer
    x = 221,056.57

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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.