Home / 692,493.48-1,038,895.86-219,207.24

Finding the Fourth Proportional to 692,493.48, 1,038,895.86 and 219,207.24

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Solution

The fourth proportional to 692,493.48, 1,038,895.86 and 219,207.24 is: 328,860.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,493.48 : 1,038,895.86 = 219,207.24 : x
  2. Step 2: Convert to fraction form
    692,493.48/1,038,895.86 = 219,207.24/x
  3. Step 3: Cross multiply
    692,493.48x = 1,038,895.86 × 219,207.24
  4. Step 4: Simplify right side
    692,493.48x = 227,733,494,118.03
  5. Step 5: Solve for x
    x = 227,733,494,118.03/692,493.48
  6. Step 6: Final answer
    x = 328,860.13

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1.5x scale

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.