Home / 914,924.53-1,262,559.40-507,043.81

Finding the Fourth Proportional to 914,924.53, 1,262,559.40 and 507,043.81

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Solution

The fourth proportional to 914,924.53, 1,262,559.40 and 507,043.81 is: 699,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,924.53 : 1,262,559.40 = 507,043.81 : x
  2. Step 2: Convert to fraction form
    914,924.53/1,262,559.40 = 507,043.81/x
  3. Step 3: Cross multiply
    914,924.53x = 1,262,559.40 × 507,043.81
  4. Step 4: Simplify right side
    914,924.53x = 640,172,928,527.31
  5. Step 5: Solve for x
    x = 640,172,928,527.31/914,924.53
  6. Step 6: Final answer
    x = 699,700.26

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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.