Home / 1,146,572.43-1,720,065.48-472,285.69

Finding the Fourth Proportional to 1,146,572.43, 1,720,065.48 and 472,285.69

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Solution

The fourth proportional to 1,146,572.43, 1,720,065.48 and 472,285.69 is: 708,513.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,572.43 : 1,720,065.48 = 472,285.69 : x
  2. Step 2: Convert to fraction form
    1,146,572.43/1,720,065.48 = 472,285.69/x
  3. Step 3: Cross multiply
    1,146,572.43x = 1,720,065.48 × 472,285.69
  4. Step 4: Simplify right side
    1,146,572.43x = 812,362,312,066.98
  5. Step 5: Solve for x
    x = 812,362,312,066.98/1,146,572.43
  6. Step 6: Final answer
    x = 708,513.73

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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.