Home / 736,448.50-1,016,209.65-409,684.27

Finding the Fourth Proportional to 736,448.50, 1,016,209.65 and 409,684.27

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Solution

The fourth proportional to 736,448.50, 1,016,209.65 and 409,684.27 is: 565,314.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,448.50 : 1,016,209.65 = 409,684.27 : x
  2. Step 2: Convert to fraction form
    736,448.50/1,016,209.65 = 409,684.27/x
  3. Step 3: Cross multiply
    736,448.50x = 1,016,209.65 × 409,684.27
  4. Step 4: Simplify right side
    736,448.50x = 416,325,108,627.21
  5. Step 5: Solve for x
    x = 416,325,108,627.21/736,448.50
  6. Step 6: Final answer
    x = 565,314.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.