Home / 877,056.94-1,315,585.29-330,052.17

Finding the Fourth Proportional to 877,056.94, 1,315,585.29 and 330,052.17

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Solution

The fourth proportional to 877,056.94, 1,315,585.29 and 330,052.17 is: 495,078.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,056.94 : 1,315,585.29 = 330,052.17 : x
  2. Step 2: Convert to fraction form
    877,056.94/1,315,585.29 = 330,052.17/x
  3. Step 3: Cross multiply
    877,056.94x = 1,315,585.29 × 330,052.17
  4. Step 4: Simplify right side
    877,056.94x = 434,211,778,555.55
  5. Step 5: Solve for x
    x = 434,211,778,555.55/877,056.94
  6. Step 6: Final answer
    x = 495,078.21

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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.