Home / 836,829.04-1,255,778.16-304,299.40

Finding the Fourth Proportional to 836,829.04, 1,255,778.16 and 304,299.40

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Solution

The fourth proportional to 836,829.04, 1,255,778.16 and 304,299.40 is: 456,643.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,829.04 : 1,255,778.16 = 304,299.40 : x
  2. Step 2: Convert to fraction form
    836,829.04/1,255,778.16 = 304,299.40/x
  3. Step 3: Cross multiply
    836,829.04x = 1,255,778.16 × 304,299.40
  4. Step 4: Simplify right side
    836,829.04x = 382,132,540,621.10
  5. Step 5: Solve for x
    x = 382,132,540,621.10/836,829.04
  6. Step 6: Final answer
    x = 456,643.50

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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.