Home / 692,650.80-1,036,613.03-580,457.70

Finding the Fourth Proportional to 692,650.80, 1,036,613.03 and 580,457.70

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Solution

The fourth proportional to 692,650.80, 1,036,613.03 and 580,457.70 is: 868,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,650.80 : 1,036,613.03 = 580,457.70 : x
  2. Step 2: Convert to fraction form
    692,650.80/1,036,613.03 = 580,457.70/x
  3. Step 3: Cross multiply
    692,650.80x = 1,036,613.03 × 580,457.70
  4. Step 4: Simplify right side
    692,650.80x = 601,710,012,281.54
  5. Step 5: Solve for x
    x = 601,710,012,281.54/692,650.80
  6. Step 6: Final answer
    x = 868,706.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.