Home / 830,700.77-1,246,051.02-199,614.58

Finding the Fourth Proportional to 830,700.77, 1,246,051.02 and 199,614.58

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Solution

The fourth proportional to 830,700.77, 1,246,051.02 and 199,614.58 is: 299,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,700.77 : 1,246,051.02 = 199,614.58 : x
  2. Step 2: Convert to fraction form
    830,700.77/1,246,051.02 = 199,614.58/x
  3. Step 3: Cross multiply
    830,700.77x = 1,246,051.02 × 199,614.58
  4. Step 4: Simplify right side
    830,700.77x = 248,729,952,662.06
  5. Step 5: Solve for x
    x = 248,729,952,662.06/830,700.77
  6. Step 6: Final answer
    x = 299,421.84

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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.