Home / 941,120.02-1,298,752.76-511,402.46

Finding the Fourth Proportional to 941,120.02, 1,298,752.76 and 511,402.46

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Solution

The fourth proportional to 941,120.02, 1,298,752.76 and 511,402.46 is: 705,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,120.02 : 1,298,752.76 = 511,402.46 : x
  2. Step 2: Convert to fraction form
    941,120.02/1,298,752.76 = 511,402.46/x
  3. Step 3: Cross multiply
    941,120.02x = 1,298,752.76 × 511,402.46
  4. Step 4: Simplify right side
    941,120.02x = 664,185,356,395.79
  5. Step 5: Solve for x
    x = 664,185,356,395.79/941,120.02
  6. Step 6: Final answer
    x = 705,739.27

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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.