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Finding the Fourth Proportional to 373,705.20, 522,006.30 and 373,705.20

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Solution

The fourth proportional to 373,705.20, 522,006.30 and 373,705.20 is: 522,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,705.20 : 522,006.30 = 373,705.20 : x
  2. Step 2: Convert to fraction form
    373,705.20/522,006.30 = 373,705.20/x
  3. Step 3: Cross multiply
    373,705.20x = 522,006.30 × 373,705.20
  4. Step 4: Simplify right side
    373,705.20x = 195,076,468,742.76
  5. Step 5: Solve for x
    x = 195,076,468,742.76/373,705.20
  6. Step 6: Final answer
    x = 522,006.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.