Home / 700,336.85-1,050,833.36-345,157.12

Finding the Fourth Proportional to 700,336.85, 1,050,833.36 and 345,157.12

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Solution

The fourth proportional to 700,336.85, 1,050,833.36 and 345,157.12 is: 517,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,336.85 : 1,050,833.36 = 345,157.12 : x
  2. Step 2: Convert to fraction form
    700,336.85/1,050,833.36 = 345,157.12/x
  3. Step 3: Cross multiply
    700,336.85x = 1,050,833.36 × 345,157.12
  4. Step 4: Simplify right side
    700,336.85x = 362,702,609,157.57
  5. Step 5: Solve for x
    x = 362,702,609,157.57/700,336.85
  6. Step 6: Final answer
    x = 517,897.36

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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.