Home / 688,071.40-1,032,155.82-182,628.28

Finding the Fourth Proportional to 688,071.40, 1,032,155.82 and 182,628.28

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Solution

The fourth proportional to 688,071.40, 1,032,155.82 and 182,628.28 is: 273,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,071.40 : 1,032,155.82 = 182,628.28 : x
  2. Step 2: Convert to fraction form
    688,071.40/1,032,155.82 = 182,628.28/x
  3. Step 3: Cross multiply
    688,071.40x = 1,032,155.82 × 182,628.28
  4. Step 4: Simplify right side
    688,071.40x = 188,500,842,098.59
  5. Step 5: Solve for x
    x = 188,500,842,098.59/688,071.40
  6. Step 6: Final answer
    x = 273,955.35

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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.