Home / 710,074.70-1,065,112.05-551,444.30

Finding the Fourth Proportional to 710,074.70, 1,065,112.05 and 551,444.30

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Solution

The fourth proportional to 710,074.70, 1,065,112.05 and 551,444.30 is: 827,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,074.70 : 1,065,112.05 = 551,444.30 : x
  2. Step 2: Convert to fraction form
    710,074.70/1,065,112.05 = 551,444.30/x
  3. Step 3: Cross multiply
    710,074.70x = 1,065,112.05 × 551,444.30
  4. Step 4: Simplify right side
    710,074.70x = 587,349,968,833.82
  5. Step 5: Solve for x
    x = 587,349,968,833.82/710,074.70
  6. Step 6: Final answer
    x = 827,166.45

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Double scale
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Similar ratio
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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.