Home / 697,079.70-1,046,656.35-539,486.10

Finding the Fourth Proportional to 697,079.70, 1,046,656.35 and 539,486.10

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Solution

The fourth proportional to 697,079.70, 1,046,656.35 and 539,486.10 is: 810,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,079.70 : 1,046,656.35 = 539,486.10 : x
  2. Step 2: Convert to fraction form
    697,079.70/1,046,656.35 = 539,486.10/x
  3. Step 3: Cross multiply
    697,079.70x = 1,046,656.35 × 539,486.10
  4. Step 4: Simplify right side
    697,079.70x = 564,656,552,301.74
  5. Step 5: Solve for x
    x = 564,656,552,301.74/697,079.70
  6. Step 6: Final answer
    x = 810,031.55

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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.