Home / 1,567,386.10-2,351,081.14-430,163.85

Finding the Fourth Proportional to 1,567,386.10, 2,351,081.14 and 430,163.85

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Solution

The fourth proportional to 1,567,386.10, 2,351,081.14 and 430,163.85 is: 645,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,386.10 : 2,351,081.14 = 430,163.85 : x
  2. Step 2: Convert to fraction form
    1,567,386.10/2,351,081.14 = 430,163.85/x
  3. Step 3: Cross multiply
    1,567,386.10x = 2,351,081.14 × 430,163.85
  4. Step 4: Simplify right side
    1,567,386.10x = 1,011,350,114,844.79
  5. Step 5: Solve for x
    x = 1,011,350,114,844.79/1,567,386.10
  6. Step 6: Final answer
    x = 645,246.32

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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.