Home / 700,114.23-1,050,171.35-400,384.53

Finding the Fourth Proportional to 700,114.23, 1,050,171.35 and 400,384.53

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Solution

The fourth proportional to 700,114.23, 1,050,171.35 and 400,384.53 is: 600,576.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,114.23 : 1,050,171.35 = 400,384.53 : x
  2. Step 2: Convert to fraction form
    700,114.23/1,050,171.35 = 400,384.53/x
  3. Step 3: Cross multiply
    700,114.23x = 1,050,171.35 × 400,384.53
  4. Step 4: Simplify right side
    700,114.23x = 420,472,360,387.29
  5. Step 5: Solve for x
    x = 420,472,360,387.29/700,114.23
  6. Step 6: Final answer
    x = 600,576.80

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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.