Home / 537,192.80-804,914.40-395,475.20

Finding the Fourth Proportional to 537,192.80, 804,914.40 and 395,475.20

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Solution

The fourth proportional to 537,192.80, 804,914.40 and 395,475.20 is: 592,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,192.80 : 804,914.40 = 395,475.20 : x
  2. Step 2: Convert to fraction form
    537,192.80/804,914.40 = 395,475.20/x
  3. Step 3: Cross multiply
    537,192.80x = 804,914.40 × 395,475.20
  4. Step 4: Simplify right side
    537,192.80x = 318,323,683,322.88
  5. Step 5: Solve for x
    x = 318,323,683,322.88/537,192.80
  6. Step 6: Final answer
    x = 592,568.78

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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.