Home / 770,506.83-1,155,957.41-450,927.81

Finding the Fourth Proportional to 770,506.83, 1,155,957.41 and 450,927.81

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Solution

The fourth proportional to 770,506.83, 1,155,957.41 and 450,927.81 is: 676,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,506.83 : 1,155,957.41 = 450,927.81 : x
  2. Step 2: Convert to fraction form
    770,506.83/1,155,957.41 = 450,927.81/x
  3. Step 3: Cross multiply
    770,506.83x = 1,155,957.41 × 450,927.81
  4. Step 4: Simplify right side
    770,506.83x = 521,253,344,471.89
  5. Step 5: Solve for x
    x = 521,253,344,471.89/770,506.83
  6. Step 6: Final answer
    x = 676,507.10

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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.