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Finding the Fourth Proportional to 350,027.60, 525,041.40 and 200,728.40

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Solution

The fourth proportional to 350,027.60, 525,041.40 and 200,728.40 is: 301,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,027.60 : 525,041.40 = 200,728.40 : x
  2. Step 2: Convert to fraction form
    350,027.60/525,041.40 = 200,728.40/x
  3. Step 3: Cross multiply
    350,027.60x = 525,041.40 × 200,728.40
  4. Step 4: Simplify right side
    350,027.60x = 105,390,720,155.76
  5. Step 5: Solve for x
    x = 105,390,720,155.76/350,027.60
  6. Step 6: Final answer
    x = 301,092.60

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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.