Home / 700,431.06-1,050,957.63-340,441.14

Finding the Fourth Proportional to 700,431.06, 1,050,957.63 and 340,441.14

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Solution

The fourth proportional to 700,431.06, 1,050,957.63 and 340,441.14 is: 510,812.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,431.06 : 1,050,957.63 = 340,441.14 : x
  2. Step 2: Convert to fraction form
    700,431.06/1,050,957.63 = 340,441.14/x
  3. Step 3: Cross multiply
    700,431.06x = 1,050,957.63 × 340,441.14
  4. Step 4: Simplify right side
    700,431.06x = 357,789,213,648.90
  5. Step 5: Solve for x
    x = 357,789,213,648.90/700,431.06
  6. Step 6: Final answer
    x = 510,812.89

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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.