Home / 832,976.79-1,249,465.19-201,890.60

Finding the Fourth Proportional to 832,976.79, 1,249,465.19 and 201,890.60

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Solution

The fourth proportional to 832,976.79, 1,249,465.19 and 201,890.60 is: 302,835.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,976.79 : 1,249,465.19 = 201,890.60 : x
  2. Step 2: Convert to fraction form
    832,976.79/1,249,465.19 = 201,890.60/x
  3. Step 3: Cross multiply
    832,976.79x = 1,249,465.19 × 201,890.60
  4. Step 4: Simplify right side
    832,976.79x = 252,255,275,831.11
  5. Step 5: Solve for x
    x = 252,255,275,831.11/832,976.79
  6. Step 6: Final answer
    x = 302,835.90

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Double scale
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Similar ratio
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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.