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Finding the Fourth Proportional to 367,271.26, 507,035.45 and 257,059.53

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Solution

The fourth proportional to 367,271.26, 507,035.45 and 257,059.53 is: 354,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,271.26 : 507,035.45 = 257,059.53 : x
  2. Step 2: Convert to fraction form
    367,271.26/507,035.45 = 257,059.53/x
  3. Step 3: Cross multiply
    367,271.26x = 507,035.45 × 257,059.53
  4. Step 4: Simplify right side
    367,271.26x = 130,338,293,185.04
  5. Step 5: Solve for x
    x = 130,338,293,185.04/367,271.26
  6. Step 6: Final answer
    x = 354,882.91

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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.