Home / 741,393.14-1,111,871.70-314,925.57

Finding the Fourth Proportional to 741,393.14, 1,111,871.70 and 314,925.57

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Solution

The fourth proportional to 741,393.14, 1,111,871.70 and 314,925.57 is: 472,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,393.14 : 1,111,871.70 = 314,925.57 : x
  2. Step 2: Convert to fraction form
    741,393.14/1,111,871.70 = 314,925.57/x
  3. Step 3: Cross multiply
    741,393.14x = 1,111,871.70 × 314,925.57
  4. Step 4: Simplify right side
    741,393.14x = 350,156,828,889.37
  5. Step 5: Solve for x
    x = 350,156,828,889.37/741,393.14
  6. Step 6: Final answer
    x = 472,295.75

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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.