Home / 890,223.13-1,228,933.68-508,176.10

Finding the Fourth Proportional to 890,223.13, 1,228,933.68 and 508,176.10

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Solution

The fourth proportional to 890,223.13, 1,228,933.68 and 508,176.10 is: 701,526.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,223.13 : 1,228,933.68 = 508,176.10 : x
  2. Step 2: Convert to fraction form
    890,223.13/1,228,933.68 = 508,176.10/x
  3. Step 3: Cross multiply
    890,223.13x = 1,228,933.68 × 508,176.10
  4. Step 4: Simplify right side
    890,223.13x = 624,514,719,683.05
  5. Step 5: Solve for x
    x = 624,514,719,683.05/890,223.13
  6. Step 6: Final answer
    x = 701,526.06

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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.