Home / 563,108.64-842,699.43-460,723.38

Finding the Fourth Proportional to 563,108.64, 842,699.43 and 460,723.38

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Solution

The fourth proportional to 563,108.64, 842,699.43 and 460,723.38 is: 689,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,108.64 : 842,699.43 = 460,723.38 : x
  2. Step 2: Convert to fraction form
    563,108.64/842,699.43 = 460,723.38/x
  3. Step 3: Cross multiply
    563,108.64x = 842,699.43 × 460,723.38
  4. Step 4: Simplify right side
    563,108.64x = 388,251,329,713.67
  5. Step 5: Solve for x
    x = 388,251,329,713.67/563,108.64
  6. Step 6: Final answer
    x = 689,478.55

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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.