Home / 953,246.40-1,429,140.60-480,271.20

Finding the Fourth Proportional to 953,246.40, 1,429,140.60 and 480,271.20

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Solution

The fourth proportional to 953,246.40, 1,429,140.60 and 480,271.20 is: 720,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,246.40 : 1,429,140.60 = 480,271.20 : x
  2. Step 2: Convert to fraction form
    953,246.40/1,429,140.60 = 480,271.20/x
  3. Step 3: Cross multiply
    953,246.40x = 1,429,140.60 × 480,271.20
  4. Step 4: Simplify right side
    953,246.40x = 686,375,070,930.72
  5. Step 5: Solve for x
    x = 686,375,070,930.72/953,246.40
  6. Step 6: Final answer
    x = 720,039.51

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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.