Home / 688,792.21-950,468.01-382,832.26

Finding the Fourth Proportional to 688,792.21, 950,468.01 and 382,832.26

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Solution

The fourth proportional to 688,792.21, 950,468.01 and 382,832.26 is: 528,272.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,792.21 : 950,468.01 = 382,832.26 : x
  2. Step 2: Convert to fraction form
    688,792.21/950,468.01 = 382,832.26/x
  3. Step 3: Cross multiply
    688,792.21x = 950,468.01 × 382,832.26
  4. Step 4: Simplify right side
    688,792.21x = 363,869,812,514.21
  5. Step 5: Solve for x
    x = 363,869,812,514.21/688,792.21
  6. Step 6: Final answer
    x = 528,272.25

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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.