Home / 825,931.84-1,138,579.58-583,787.20

Finding the Fourth Proportional to 825,931.84, 1,138,579.58 and 583,787.20

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Solution

The fourth proportional to 825,931.84, 1,138,579.58 and 583,787.20 is: 804,773.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,931.84 : 1,138,579.58 = 583,787.20 : x
  2. Step 2: Convert to fraction form
    825,931.84/1,138,579.58 = 583,787.20/x
  3. Step 3: Cross multiply
    825,931.84x = 1,138,579.58 × 583,787.20
  4. Step 4: Simplify right side
    825,931.84x = 664,688,184,985.38
  5. Step 5: Solve for x
    x = 664,688,184,985.38/825,931.84
  6. Step 6: Final answer
    x = 804,773.65

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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.