Home / 847,122.76-1,169,067.54-507,583.72

Finding the Fourth Proportional to 847,122.76, 1,169,067.54 and 507,583.72

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Solution

The fourth proportional to 847,122.76, 1,169,067.54 and 507,583.72 is: 700,488.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,122.76 : 1,169,067.54 = 507,583.72 : x
  2. Step 2: Convert to fraction form
    847,122.76/1,169,067.54 = 507,583.72/x
  3. Step 3: Cross multiply
    847,122.76x = 1,169,067.54 × 507,583.72
  4. Step 4: Simplify right side
    847,122.76x = 593,399,650,884.45
  5. Step 5: Solve for x
    x = 593,399,650,884.45/847,122.76
  6. Step 6: Final answer
    x = 700,488.38

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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.