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Finding the Fourth Proportional to 851,765.62, 1,175,395.03 and 507,593.67

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Solution

The fourth proportional to 851,765.62, 1,175,395.03 and 507,593.67 is: 700,454.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,765.62 : 1,175,395.03 = 507,593.67 : x
  2. Step 2: Convert to fraction form
    851,765.62/1,175,395.03 = 507,593.67/x
  3. Step 3: Cross multiply
    851,765.62x = 1,175,395.03 × 507,593.67
  4. Step 4: Simplify right side
    851,765.62x = 596,623,075,708.48
  5. Step 5: Solve for x
    x = 596,623,075,708.48/851,765.62
  6. Step 6: Final answer
    x = 700,454.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.