Home / 1,175,207.70-1,762,968.48-465,069.78

Finding the Fourth Proportional to 1,175,207.70, 1,762,968.48 and 465,069.78

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Solution

The fourth proportional to 1,175,207.70, 1,762,968.48 and 465,069.78 is: 697,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,207.70 : 1,762,968.48 = 465,069.78 : x
  2. Step 2: Convert to fraction form
    1,175,207.70/1,762,968.48 = 465,069.78/x
  3. Step 3: Cross multiply
    1,175,207.70x = 1,762,968.48 × 465,069.78
  4. Step 4: Simplify right side
    1,175,207.70x = 819,903,363,140.53
  5. Step 5: Solve for x
    x = 819,903,363,140.53/1,175,207.70
  6. Step 6: Final answer
    x = 697,666.77

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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.