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Finding the Fourth Proportional to 507,510.27, 700,047.41 and 326,458.23

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Solution

The fourth proportional to 507,510.27, 700,047.41 and 326,458.23 is: 450,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,510.27 : 700,047.41 = 326,458.23 : x
  2. Step 2: Convert to fraction form
    507,510.27/700,047.41 = 326,458.23/x
  3. Step 3: Cross multiply
    507,510.27x = 700,047.41 × 326,458.23
  4. Step 4: Simplify right side
    507,510.27x = 228,536,236,752.39
  5. Step 5: Solve for x
    x = 228,536,236,752.39/507,510.27
  6. Step 6: Final answer
    x = 450,308.60

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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.