Home / 808,875.96-1,213,270.02-247,911.96

Finding the Fourth Proportional to 808,875.96, 1,213,270.02 and 247,911.96

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Solution

The fourth proportional to 808,875.96, 1,213,270.02 and 247,911.96 is: 371,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,875.96 : 1,213,270.02 = 247,911.96 : x
  2. Step 2: Convert to fraction form
    808,875.96/1,213,270.02 = 247,911.96/x
  3. Step 3: Cross multiply
    808,875.96x = 1,213,270.02 × 247,911.96
  4. Step 4: Simplify right side
    808,875.96x = 300,784,148,667.44
  5. Step 5: Solve for x
    x = 300,784,148,667.44/808,875.96
  6. Step 6: Final answer
    x = 371,854.48

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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.