Home / 671,471.53-1,007,207.40-222,071.77

Finding the Fourth Proportional to 671,471.53, 1,007,207.40 and 222,071.77

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Solution

The fourth proportional to 671,471.53, 1,007,207.40 and 222,071.77 is: 333,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,471.53 : 1,007,207.40 = 222,071.77 : x
  2. Step 2: Convert to fraction form
    671,471.53/1,007,207.40 = 222,071.77/x
  3. Step 3: Cross multiply
    671,471.53x = 1,007,207.40 × 222,071.77
  4. Step 4: Simplify right side
    671,471.53x = 223,672,330,075.10
  5. Step 5: Solve for x
    x = 223,672,330,075.10/671,471.53
  6. Step 6: Final answer
    x = 333,107.69

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Double scale
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1.5x scale

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.