Home / 999,883.96-1,500,046.26-289,941.64

Finding the Fourth Proportional to 999,883.96, 1,500,046.26 and 289,941.64

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Solution

The fourth proportional to 999,883.96, 1,500,046.26 and 289,941.64 is: 434,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,883.96 : 1,500,046.26 = 289,941.64 : x
  2. Step 2: Convert to fraction form
    999,883.96/1,500,046.26 = 289,941.64/x
  3. Step 3: Cross multiply
    999,883.96x = 1,500,046.26 × 289,941.64
  4. Step 4: Simplify right side
    999,883.96x = 434,925,872,700.27
  5. Step 5: Solve for x
    x = 434,925,872,700.27/999,883.96
  6. Step 6: Final answer
    x = 434,976.35

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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.