Home / 714,228.22-1,071,345.63-240,917.74

Finding the Fourth Proportional to 714,228.22, 1,071,345.63 and 240,917.74

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Solution

The fourth proportional to 714,228.22, 1,071,345.63 and 240,917.74 is: 361,377.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,228.22 : 1,071,345.63 = 240,917.74 : x
  2. Step 2: Convert to fraction form
    714,228.22/1,071,345.63 = 240,917.74/x
  3. Step 3: Cross multiply
    714,228.22x = 1,071,345.63 × 240,917.74
  4. Step 4: Simplify right side
    714,228.22x = 258,106,167,938.48
  5. Step 5: Solve for x
    x = 258,106,167,938.48/714,228.22
  6. Step 6: Final answer
    x = 361,377.72

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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.