Home / 903,969.44-1,355,952.80-371,115.12

Finding the Fourth Proportional to 903,969.44, 1,355,952.80 and 371,115.12

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Solution

The fourth proportional to 903,969.44, 1,355,952.80 and 371,115.12 is: 556,672.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,969.44 : 1,355,952.80 = 371,115.12 : x
  2. Step 2: Convert to fraction form
    903,969.44/1,355,952.80 = 371,115.12/x
  3. Step 3: Cross multiply
    903,969.44x = 1,355,952.80 × 371,115.12
  4. Step 4: Simplify right side
    903,969.44x = 503,214,586,086.34
  5. Step 5: Solve for x
    x = 503,214,586,086.34/903,969.44
  6. Step 6: Final answer
    x = 556,672.12

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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.