Home / 1,300,233.15-1,950,355.80-458,784.90

Finding the Fourth Proportional to 1,300,233.15, 1,950,355.80 and 458,784.90

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Solution

The fourth proportional to 1,300,233.15, 1,950,355.80 and 458,784.90 is: 688,179.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,233.15 : 1,950,355.80 = 458,784.90 : x
  2. Step 2: Convert to fraction form
    1,300,233.15/1,950,355.80 = 458,784.90/x
  3. Step 3: Cross multiply
    1,300,233.15x = 1,950,355.80 × 458,784.90
  4. Step 4: Simplify right side
    1,300,233.15x = 894,793,790,667.42
  5. Step 5: Solve for x
    x = 894,793,790,667.42/1,300,233.15
  6. Step 6: Final answer
    x = 688,179.49

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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.