Home / 906,717.74-1,360,077.56-338,090.16

Finding the Fourth Proportional to 906,717.74, 1,360,077.56 and 338,090.16

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Solution

The fourth proportional to 906,717.74, 1,360,077.56 and 338,090.16 is: 507,135.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,717.74 : 1,360,077.56 = 338,090.16 : x
  2. Step 2: Convert to fraction form
    906,717.74/1,360,077.56 = 338,090.16/x
  3. Step 3: Cross multiply
    906,717.74x = 1,360,077.56 × 338,090.16
  4. Step 4: Simplify right side
    906,717.74x = 459,828,839,872.81
  5. Step 5: Solve for x
    x = 459,828,839,872.81/906,717.74
  6. Step 6: Final answer
    x = 507,135.59

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1.5x scale

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.