Home / 756,817.53-1,133,941.65-456,667.41

Finding the Fourth Proportional to 756,817.53, 1,133,941.65 and 456,667.41

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Solution

The fourth proportional to 756,817.53, 1,133,941.65 and 456,667.41 is: 684,225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,817.53 : 1,133,941.65 = 456,667.41 : x
  2. Step 2: Convert to fraction form
    756,817.53/1,133,941.65 = 456,667.41/x
  3. Step 3: Cross multiply
    756,817.53x = 1,133,941.65 × 456,667.41
  4. Step 4: Simplify right side
    756,817.53x = 517,834,196,396.63
  5. Step 5: Solve for x
    x = 517,834,196,396.63/756,817.53
  6. Step 6: Final answer
    x = 684,225.95

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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.