Home / 847,811.34-1,170,000.75-460,626.89

Finding the Fourth Proportional to 847,811.34, 1,170,000.75 and 460,626.89

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Solution

The fourth proportional to 847,811.34, 1,170,000.75 and 460,626.89 is: 635,676.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,811.34 : 1,170,000.75 = 460,626.89 : x
  2. Step 2: Convert to fraction form
    847,811.34/1,170,000.75 = 460,626.89/x
  3. Step 3: Cross multiply
    847,811.34x = 1,170,000.75 × 460,626.89
  4. Step 4: Simplify right side
    847,811.34x = 538,933,806,770.17
  5. Step 5: Solve for x
    x = 538,933,806,770.17/847,811.34
  6. Step 6: Final answer
    x = 635,676.57

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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.