Home / 1,142,011.22-1,713,018.08-343,292.70

Finding the Fourth Proportional to 1,142,011.22, 1,713,018.08 and 343,292.70

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Solution

The fourth proportional to 1,142,011.22, 1,713,018.08 and 343,292.70 is: 514,939.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,011.22 : 1,713,018.08 = 343,292.70 : x
  2. Step 2: Convert to fraction form
    1,142,011.22/1,713,018.08 = 343,292.70/x
  3. Step 3: Cross multiply
    1,142,011.22x = 1,713,018.08 × 343,292.70
  4. Step 4: Simplify right side
    1,142,011.22x = 588,066,601,832.02
  5. Step 5: Solve for x
    x = 588,066,601,832.02/1,142,011.22
  6. Step 6: Final answer
    x = 514,939.43

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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.