Home / 684,725.04-944,812.08-443,017.80

Finding the Fourth Proportional to 684,725.04, 944,812.08 and 443,017.80

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Solution

The fourth proportional to 684,725.04, 944,812.08 and 443,017.80 is: 611,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,725.04 : 944,812.08 = 443,017.80 : x
  2. Step 2: Convert to fraction form
    684,725.04/944,812.08 = 443,017.80/x
  3. Step 3: Cross multiply
    684,725.04x = 944,812.08 × 443,017.80
  4. Step 4: Simplify right side
    684,725.04x = 418,568,569,095.02
  5. Step 5: Solve for x
    x = 418,568,569,095.02/684,725.04
  6. Step 6: Final answer
    x = 611,294.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.