Home / 288,933.40-432,962.70-195,329.80

Finding the Fourth Proportional to 288,933.40, 432,962.70 and 195,329.80

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Solution

The fourth proportional to 288,933.40, 432,962.70 and 195,329.80 is: 292,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,933.40 : 432,962.70 = 195,329.80 : x
  2. Step 2: Convert to fraction form
    288,933.40/432,962.70 = 195,329.80/x
  3. Step 3: Cross multiply
    288,933.40x = 432,962.70 × 195,329.80
  4. Step 4: Simplify right side
    288,933.40x = 84,570,517,598.46
  5. Step 5: Solve for x
    x = 84,570,517,598.46/288,933.40
  6. Step 6: Final answer
    x = 292,699.00

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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.