Home / 341,223.33-471,039.18-220,423.51

Finding the Fourth Proportional to 341,223.33, 471,039.18 and 220,423.51

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Solution

The fourth proportional to 341,223.33, 471,039.18 and 220,423.51 is: 304,281.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,223.33 : 471,039.18 = 220,423.51 : x
  2. Step 2: Convert to fraction form
    341,223.33/471,039.18 = 220,423.51/x
  3. Step 3: Cross multiply
    341,223.33x = 471,039.18 × 220,423.51
  4. Step 4: Simplify right side
    341,223.33x = 103,828,109,403.12
  5. Step 5: Solve for x
    x = 103,828,109,403.12/341,223.33
  6. Step 6: Final answer
    x = 304,281.98

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1.5x scale

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.