Home / 941,807.40-1,413,339.27-342,768.39

Finding the Fourth Proportional to 941,807.40, 1,413,339.27 and 342,768.39

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Solution

The fourth proportional to 941,807.40, 1,413,339.27 and 342,768.39 is: 514,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,807.40 : 1,413,339.27 = 342,768.39 : x
  2. Step 2: Convert to fraction form
    941,807.40/1,413,339.27 = 342,768.39/x
  3. Step 3: Cross multiply
    941,807.40x = 1,413,339.27 × 342,768.39
  4. Step 4: Simplify right side
    941,807.40x = 484,448,026,101.68
  5. Step 5: Solve for x
    x = 484,448,026,101.68/941,807.40
  6. Step 6: Final answer
    x = 514,381.21

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1.5x scale

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.