Home / 563,083.04-777,074.64-308,444.96

Finding the Fourth Proportional to 563,083.04, 777,074.64 and 308,444.96

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Solution

The fourth proportional to 563,083.04, 777,074.64 and 308,444.96 is: 425,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,083.04 : 777,074.64 = 308,444.96 : x
  2. Step 2: Convert to fraction form
    563,083.04/777,074.64 = 308,444.96/x
  3. Step 3: Cross multiply
    563,083.04x = 777,074.64 × 308,444.96
  4. Step 4: Simplify right side
    563,083.04x = 239,684,756,251.81
  5. Step 5: Solve for x
    x = 239,684,756,251.81/563,083.04
  6. Step 6: Final answer
    x = 425,665.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.