Home / 769,608.96-1,154,433.15-364,706.16

Finding the Fourth Proportional to 769,608.96, 1,154,433.15 and 364,706.16

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Solution

The fourth proportional to 769,608.96, 1,154,433.15 and 364,706.16 is: 547,068.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,608.96 : 1,154,433.15 = 364,706.16 : x
  2. Step 2: Convert to fraction form
    769,608.96/1,154,433.15 = 364,706.16/x
  3. Step 3: Cross multiply
    769,608.96x = 1,154,433.15 × 364,706.16
  4. Step 4: Simplify right side
    769,608.96x = 421,028,881,113.20
  5. Step 5: Solve for x
    x = 421,028,881,113.20/769,608.96
  6. Step 6: Final answer
    x = 547,068.58

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1.5x scale

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.