Home / 709,087-1,063,639.76-235,772.35

Finding the Fourth Proportional to 709,087, 1,063,639.76 and 235,772.35

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Solution

The fourth proportional to 709,087, 1,063,639.76 and 235,772.35 is: 353,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,087 : 1,063,639.76 = 235,772.35 : x
  2. Step 2: Convert to fraction form
    709,087/1,063,639.76 = 235,772.35/x
  3. Step 3: Cross multiply
    709,087x = 1,063,639.76 × 235,772.35
  4. Step 4: Simplify right side
    709,087x = 250,776,845,768.64
  5. Step 5: Solve for x
    x = 250,776,845,768.64/709,087
  6. Step 6: Final answer
    x = 353,661.60

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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.