Home / 859,675.12-1,185,983.63-536,824.71

Finding the Fourth Proportional to 859,675.12, 1,185,983.63 and 536,824.71

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Solution

The fourth proportional to 859,675.12, 1,185,983.63 and 536,824.71 is: 740,588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,675.12 : 1,185,983.63 = 536,824.71 : x
  2. Step 2: Convert to fraction form
    859,675.12/1,185,983.63 = 536,824.71/x
  3. Step 3: Cross multiply
    859,675.12x = 1,185,983.63 × 536,824.71
  4. Step 4: Simplify right side
    859,675.12x = 636,665,318,239.50
  5. Step 5: Solve for x
    x = 636,665,318,239.50/859,675.12
  6. Step 6: Final answer
    x = 740,588.28

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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.