Home / 833,245.87-1,249,933.60-272,337.07

Finding the Fourth Proportional to 833,245.87, 1,249,933.60 and 272,337.07

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Solution

The fourth proportional to 833,245.87, 1,249,933.60 and 272,337.07 is: 408,526.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,245.87 : 1,249,933.60 = 272,337.07 : x
  2. Step 2: Convert to fraction form
    833,245.87/1,249,933.60 = 272,337.07/x
  3. Step 3: Cross multiply
    833,245.87x = 1,249,933.60 × 272,337.07
  4. Step 4: Simplify right side
    833,245.87x = 340,403,254,318.55
  5. Step 5: Solve for x
    x = 340,403,254,318.55/833,245.87
  6. Step 6: Final answer
    x = 408,526.78

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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.