Home / 563,922.59-845,013.08-380,835.82

Finding the Fourth Proportional to 563,922.59, 845,013.08 and 380,835.82

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Solution

The fourth proportional to 563,922.59, 845,013.08 and 380,835.82 is: 570,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,922.59 : 845,013.08 = 380,835.82 : x
  2. Step 2: Convert to fraction form
    563,922.59/845,013.08 = 380,835.82/x
  3. Step 3: Cross multiply
    563,922.59x = 845,013.08 × 380,835.82
  4. Step 4: Simplify right side
    563,922.59x = 321,811,249,232.53
  5. Step 5: Solve for x
    x = 321,811,249,232.53/563,922.59
  6. Step 6: Final answer
    x = 570,665.65

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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.