Home / 697,530.60-1,046,308.04-192,088.98

Finding the Fourth Proportional to 697,530.60, 1,046,308.04 and 192,088.98

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Solution

The fourth proportional to 697,530.60, 1,046,308.04 and 192,088.98 is: 288,136.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,530.60 : 1,046,308.04 = 192,088.98 : x
  2. Step 2: Convert to fraction form
    697,530.60/1,046,308.04 = 192,088.98/x
  3. Step 3: Cross multiply
    697,530.60x = 1,046,308.04 × 192,088.98
  4. Step 4: Simplify right side
    697,530.60x = 200,984,244,169.40
  5. Step 5: Solve for x
    x = 200,984,244,169.40/697,530.60
  6. Step 6: Final answer
    x = 288,136.81

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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.