Home / 949,349.70-1,310,051.88-519,546.69

Finding the Fourth Proportional to 949,349.70, 1,310,051.88 and 519,546.69

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Solution

The fourth proportional to 949,349.70, 1,310,051.88 and 519,546.69 is: 716,946.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,349.70 : 1,310,051.88 = 519,546.69 : x
  2. Step 2: Convert to fraction form
    949,349.70/1,310,051.88 = 519,546.69/x
  3. Step 3: Cross multiply
    949,349.70x = 1,310,051.88 × 519,546.69
  4. Step 4: Simplify right side
    949,349.70x = 680,633,117,982.28
  5. Step 5: Solve for x
    x = 680,633,117,982.28/949,349.70
  6. Step 6: Final answer
    x = 716,946.68

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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.