Home / 761,965.04-1,142,835.24-201,038.96

Finding the Fourth Proportional to 761,965.04, 1,142,835.24 and 201,038.96

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Solution

The fourth proportional to 761,965.04, 1,142,835.24 and 201,038.96 is: 301,528.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,965.04 : 1,142,835.24 = 201,038.96 : x
  2. Step 2: Convert to fraction form
    761,965.04/1,142,835.24 = 201,038.96/x
  3. Step 3: Cross multiply
    761,965.04x = 1,142,835.24 × 201,038.96
  4. Step 4: Simplify right side
    761,965.04x = 229,754,408,100.95
  5. Step 5: Solve for x
    x = 229,754,408,100.95/761,965.04
  6. Step 6: Final answer
    x = 301,528.81

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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.