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Finding the Fourth Proportional to 508,477.40, 701,589.19 and 293,492.90

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Solution

The fourth proportional to 508,477.40, 701,589.19 and 293,492.90 is: 404,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,477.40 : 701,589.19 = 293,492.90 : x
  2. Step 2: Convert to fraction form
    508,477.40/701,589.19 = 293,492.90/x
  3. Step 3: Cross multiply
    508,477.40x = 701,589.19 × 293,492.90
  4. Step 4: Simplify right side
    508,477.40x = 205,911,448,469.46
  5. Step 5: Solve for x
    x = 205,911,448,469.46/508,477.40
  6. Step 6: Final answer
    x = 404,956.94

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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.