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Finding the Fourth Proportional to 354,692.32, 532,039.08 and 284,064.16

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Solution

The fourth proportional to 354,692.32, 532,039.08 and 284,064.16 is: 426,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,692.32 : 532,039.08 = 284,064.16 : x
  2. Step 2: Convert to fraction form
    354,692.32/532,039.08 = 284,064.16/x
  3. Step 3: Cross multiply
    354,692.32x = 532,039.08 × 284,064.16
  4. Step 4: Simplify right side
    354,692.32x = 151,133,234,347.37
  5. Step 5: Solve for x
    x = 151,133,234,347.37/354,692.32
  6. Step 6: Final answer
    x = 426,096.72

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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.