Home / 426,036.17-587,931.81-235,055.18

Finding the Fourth Proportional to 426,036.17, 587,931.81 and 235,055.18

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Solution

The fourth proportional to 426,036.17, 587,931.81 and 235,055.18 is: 324,377.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,036.17 : 587,931.81 = 235,055.18 : x
  2. Step 2: Convert to fraction form
    426,036.17/587,931.81 = 235,055.18/x
  3. Step 3: Cross multiply
    426,036.17x = 587,931.81 × 235,055.18
  4. Step 4: Simplify right side
    426,036.17x = 138,196,417,427.28
  5. Step 5: Solve for x
    x = 138,196,417,427.28/426,036.17
  6. Step 6: Final answer
    x = 324,377.19

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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.