Home / 767,378.66-1,059,057.40-573,449.63

Finding the Fourth Proportional to 767,378.66, 1,059,057.40 and 573,449.63

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Solution

The fourth proportional to 767,378.66, 1,059,057.40 and 573,449.63 is: 791,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,378.66 : 1,059,057.40 = 573,449.63 : x
  2. Step 2: Convert to fraction form
    767,378.66/1,059,057.40 = 573,449.63/x
  3. Step 3: Cross multiply
    767,378.66x = 1,059,057.40 × 573,449.63
  4. Step 4: Simplify right side
    767,378.66x = 607,316,068,525.07
  5. Step 5: Solve for x
    x = 607,316,068,525.07/767,378.66
  6. Step 6: Final answer
    x = 791,416.41

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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.