Home / 905,839.56-1,357,981.56-506,153.16

Finding the Fourth Proportional to 905,839.56, 1,357,981.56 and 506,153.16

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Solution

The fourth proportional to 905,839.56, 1,357,981.56 and 506,153.16 is: 758,795.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,839.56 : 1,357,981.56 = 506,153.16 : x
  2. Step 2: Convert to fraction form
    905,839.56/1,357,981.56 = 506,153.16/x
  3. Step 3: Cross multiply
    905,839.56x = 1,357,981.56 × 506,153.16
  4. Step 4: Simplify right side
    905,839.56x = 687,346,657,815.73
  5. Step 5: Solve for x
    x = 687,346,657,815.73/905,839.56
  6. Step 6: Final answer
    x = 758,795.14

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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.