Home / 914,703.80-1,261,889.16-551,925.32

Finding the Fourth Proportional to 914,703.80, 1,261,889.16 and 551,925.32

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Solution

The fourth proportional to 914,703.80, 1,261,889.16 and 551,925.32 is: 761,414.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,703.80 : 1,261,889.16 = 551,925.32 : x
  2. Step 2: Convert to fraction form
    914,703.80/1,261,889.16 = 551,925.32/x
  3. Step 3: Cross multiply
    914,703.80x = 1,261,889.16 × 551,925.32
  4. Step 4: Simplify right side
    914,703.80x = 696,468,578,437.53
  5. Step 5: Solve for x
    x = 696,468,578,437.53/914,703.80
  6. Step 6: Final answer
    x = 761,414.33

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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.