Home / 900,041.37-1,349,861.85-260,205.36

Finding the Fourth Proportional to 900,041.37, 1,349,861.85 and 260,205.36

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Solution

The fourth proportional to 900,041.37, 1,349,861.85 and 260,205.36 is: 390,250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,041.37 : 1,349,861.85 = 260,205.36 : x
  2. Step 2: Convert to fraction form
    900,041.37/1,349,861.85 = 260,205.36/x
  3. Step 3: Cross multiply
    900,041.37x = 1,349,861.85 × 260,205.36
  4. Step 4: Simplify right side
    900,041.37x = 351,241,288,629.52
  5. Step 5: Solve for x
    x = 351,241,288,629.52/900,041.37
  6. Step 6: Final answer
    x = 390,250.16

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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.