Home / 994,679.16-1,492,309.85-320,746.91

Finding the Fourth Proportional to 994,679.16, 1,492,309.85 and 320,746.91

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Solution

The fourth proportional to 994,679.16, 1,492,309.85 and 320,746.91 is: 481,214.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,679.16 : 1,492,309.85 = 320,746.91 : x
  2. Step 2: Convert to fraction form
    994,679.16/1,492,309.85 = 320,746.91/x
  3. Step 3: Cross multiply
    994,679.16x = 1,492,309.85 × 320,746.91
  4. Step 4: Simplify right side
    994,679.16x = 478,653,764,084.78
  5. Step 5: Solve for x
    x = 478,653,764,084.78/994,679.16
  6. Step 6: Final answer
    x = 481,214.23

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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.