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Finding the Fourth Proportional to 600,244.60, 828,409.02 and 345,645.40

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Solution

The fourth proportional to 600,244.60, 828,409.02 and 345,645.40 is: 477,031.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,244.60 : 828,409.02 = 345,645.40 : x
  2. Step 2: Convert to fraction form
    600,244.60/828,409.02 = 345,645.40/x
  3. Step 3: Cross multiply
    600,244.60x = 828,409.02 × 345,645.40
  4. Step 4: Simplify right side
    600,244.60x = 286,335,767,081.51
  5. Step 5: Solve for x
    x = 286,335,767,081.51/600,244.60
  6. Step 6: Final answer
    x = 477,031.81

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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.