Home / 910,647.20-1,365,049.20-536,477.60

Finding the Fourth Proportional to 910,647.20, 1,365,049.20 and 536,477.60

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Solution

The fourth proportional to 910,647.20, 1,365,049.20 and 536,477.60 is: 804,173.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,647.20 : 1,365,049.20 = 536,477.60 : x
  2. Step 2: Convert to fraction form
    910,647.20/1,365,049.20 = 536,477.60/x
  3. Step 3: Cross multiply
    910,647.20x = 1,365,049.20 × 536,477.60
  4. Step 4: Simplify right side
    910,647.20x = 732,318,318,697.92
  5. Step 5: Solve for x
    x = 732,318,318,697.92/910,647.20
  6. Step 6: Final answer
    x = 804,173.47

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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.