Home / 942,164.32-1,413,291.84-311,064.16

Finding the Fourth Proportional to 942,164.32, 1,413,291.84 and 311,064.16

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Solution

The fourth proportional to 942,164.32, 1,413,291.84 and 311,064.16 is: 466,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,164.32 : 1,413,291.84 = 311,064.16 : x
  2. Step 2: Convert to fraction form
    942,164.32/1,413,291.84 = 311,064.16/x
  3. Step 3: Cross multiply
    942,164.32x = 1,413,291.84 × 311,064.16
  4. Step 4: Simplify right side
    942,164.32x = 439,624,439,044.45
  5. Step 5: Solve for x
    x = 439,624,439,044.45/942,164.32
  6. Step 6: Final answer
    x = 466,611.22

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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.