Home / 914,963.58-1,262,631.57-507,056.96

Finding the Fourth Proportional to 914,963.58, 1,262,631.57 and 507,056.96

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Solution

The fourth proportional to 914,963.58, 1,262,631.57 and 507,056.96 is: 699,728.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,963.58 : 1,262,631.57 = 507,056.96 : x
  2. Step 2: Convert to fraction form
    914,963.58/1,262,631.57 = 507,056.96/x
  3. Step 3: Cross multiply
    914,963.58x = 1,262,631.57 × 507,056.96
  4. Step 4: Simplify right side
    914,963.58x = 640,226,119,171.07
  5. Step 5: Solve for x
    x = 640,226,119,171.07/914,963.58
  6. Step 6: Final answer
    x = 699,728.53

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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.