Home / 703,758.07-971,160.12-381,461.25

Finding the Fourth Proportional to 703,758.07, 971,160.12 and 381,461.25

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Solution

The fourth proportional to 703,758.07, 971,160.12 and 381,461.25 is: 526,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,758.07 : 971,160.12 = 381,461.25 : x
  2. Step 2: Convert to fraction form
    703,758.07/971,160.12 = 381,461.25/x
  3. Step 3: Cross multiply
    703,758.07x = 971,160.12 × 381,461.25
  4. Step 4: Simplify right side
    703,758.07x = 370,459,949,575.24
  5. Step 5: Solve for x
    x = 370,459,949,575.24/703,758.07
  6. Step 6: Final answer
    x = 526,402.42

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1.5x scale

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.