Home / 949,340.12-1,423,828.73-284,492.12

Finding the Fourth Proportional to 949,340.12, 1,423,828.73 and 284,492.12

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Solution

The fourth proportional to 949,340.12, 1,423,828.73 and 284,492.12 is: 426,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,340.12 : 1,423,828.73 = 284,492.12 : x
  2. Step 2: Convert to fraction form
    949,340.12/1,423,828.73 = 284,492.12/x
  3. Step 3: Cross multiply
    949,340.12x = 1,423,828.73 × 284,492.12
  4. Step 4: Simplify right side
    949,340.12x = 405,068,047,506.69
  5. Step 5: Solve for x
    x = 405,068,047,506.69/949,340.12
  6. Step 6: Final answer
    x = 426,683.80

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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.