Home / 914,807.66-1,262,462.27-506,871.34

Finding the Fourth Proportional to 914,807.66, 1,262,462.27 and 506,871.34

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Solution

The fourth proportional to 914,807.66, 1,262,462.27 and 506,871.34 is: 699,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,807.66 : 1,262,462.27 = 506,871.34 : x
  2. Step 2: Convert to fraction form
    914,807.66/1,262,462.27 = 506,871.34/x
  3. Step 3: Cross multiply
    914,807.66x = 1,262,462.27 × 506,871.34
  4. Step 4: Simplify right side
    914,807.66x = 639,905,936,803.83
  5. Step 5: Solve for x
    x = 639,905,936,803.83/914,807.66
  6. Step 6: Final answer
    x = 699,497.79

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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.