Home / 851,423.60-1,175,249.28-507,367.46

Finding the Fourth Proportional to 851,423.60, 1,175,249.28 and 507,367.46

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Solution

The fourth proportional to 851,423.60, 1,175,249.28 and 507,367.46 is: 700,336.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,423.60 : 1,175,249.28 = 507,367.46 : x
  2. Step 2: Convert to fraction form
    851,423.60/1,175,249.28 = 507,367.46/x
  3. Step 3: Cross multiply
    851,423.60x = 1,175,249.28 × 507,367.46
  4. Step 4: Simplify right side
    851,423.60x = 596,283,236,184.18
  5. Step 5: Solve for x
    x = 596,283,236,184.18/851,423.60
  6. Step 6: Final answer
    x = 700,336.75

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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.