Home / 914,039.88-1,261,374.24-506,141.70

Finding the Fourth Proportional to 914,039.88, 1,261,374.24 and 506,141.70

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Solution

The fourth proportional to 914,039.88, 1,261,374.24 and 506,141.70 is: 698,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,039.88 : 1,261,374.24 = 506,141.70 : x
  2. Step 2: Convert to fraction form
    914,039.88/1,261,374.24 = 506,141.70/x
  3. Step 3: Cross multiply
    914,039.88x = 1,261,374.24 × 506,141.70
  4. Step 4: Simplify right side
    914,039.88x = 638,434,096,490.64
  5. Step 5: Solve for x
    x = 638,434,096,490.64/914,039.88
  6. Step 6: Final answer
    x = 698,475.10

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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.