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Finding the Fourth Proportional to 330,303.90, 495,358.65 and 93,667.26

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Solution

The fourth proportional to 330,303.90, 495,358.65 and 93,667.26 is: 140,473.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,303.90 : 495,358.65 = 93,667.26 : x
  2. Step 2: Convert to fraction form
    330,303.90/495,358.65 = 93,667.26/x
  3. Step 3: Cross multiply
    330,303.90x = 495,358.65 × 93,667.26
  4. Step 4: Simplify right side
    330,303.90x = 46,398,887,462.80
  5. Step 5: Solve for x
    x = 46,398,887,462.80/330,303.90
  6. Step 6: Final answer
    x = 140,473.33

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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.