Home / 1,022,374.64-1,410,885.57-563,490.36

Finding the Fourth Proportional to 1,022,374.64, 1,410,885.57 and 563,490.36

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Solution

The fourth proportional to 1,022,374.64, 1,410,885.57 and 563,490.36 is: 777,621.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,374.64 : 1,410,885.57 = 563,490.36 : x
  2. Step 2: Convert to fraction form
    1,022,374.64/1,410,885.57 = 563,490.36/x
  3. Step 3: Cross multiply
    1,022,374.64x = 1,410,885.57 × 563,490.36
  4. Step 4: Simplify right side
    1,022,374.64x = 795,020,417,758.11
  5. Step 5: Solve for x
    x = 795,020,417,758.11/1,022,374.64
  6. Step 6: Final answer
    x = 777,621.42

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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.