Home / 995,406.08-1,492,669.92-285,272.96

Finding the Fourth Proportional to 995,406.08, 1,492,669.92 and 285,272.96

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Solution

The fourth proportional to 995,406.08, 1,492,669.92 and 285,272.96 is: 427,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,406.08 : 1,492,669.92 = 285,272.96 : x
  2. Step 2: Convert to fraction form
    995,406.08/1,492,669.92 = 285,272.96/x
  3. Step 3: Cross multiply
    995,406.08x = 1,492,669.92 × 285,272.96
  4. Step 4: Simplify right side
    995,406.08x = 425,818,366,381.36
  5. Step 5: Solve for x
    x = 425,818,366,381.36/995,406.08
  6. Step 6: Final answer
    x = 427,783.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.