Home / 369,616.31-554,935.01-255,482.96

Finding the Fourth Proportional to 369,616.31, 554,935.01 and 255,482.96

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Solution

The fourth proportional to 369,616.31, 554,935.01 and 255,482.96 is: 383,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,616.31 : 554,935.01 = 255,482.96 : x
  2. Step 2: Convert to fraction form
    369,616.31/554,935.01 = 255,482.96/x
  3. Step 3: Cross multiply
    369,616.31x = 554,935.01 × 255,482.96
  4. Step 4: Simplify right side
    369,616.31x = 141,776,436,826.46
  5. Step 5: Solve for x
    x = 141,776,436,826.46/369,616.31
  6. Step 6: Final answer
    x = 383,577.33

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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.