Home / 454,018.56-626,261.60-326,492.16

Finding the Fourth Proportional to 454,018.56, 626,261.60 and 326,492.16

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Solution

The fourth proportional to 454,018.56, 626,261.60 and 326,492.16 is: 450,354.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,018.56 : 626,261.60 = 326,492.16 : x
  2. Step 2: Convert to fraction form
    454,018.56/626,261.60 = 326,492.16/x
  3. Step 3: Cross multiply
    454,018.56x = 626,261.60 × 326,492.16
  4. Step 4: Simplify right side
    454,018.56x = 204,469,502,509.06
  5. Step 5: Solve for x
    x = 204,469,502,509.06/454,018.56
  6. Step 6: Final answer
    x = 450,354.94

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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.