Home / 1,011,256.71-1,517,103.81-301,341.93

Finding the Fourth Proportional to 1,011,256.71, 1,517,103.81 and 301,341.93

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Solution

The fourth proportional to 1,011,256.71, 1,517,103.81 and 301,341.93 is: 452,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,256.71 : 1,517,103.81 = 301,341.93 : x
  2. Step 2: Convert to fraction form
    1,011,256.71/1,517,103.81 = 301,341.93/x
  3. Step 3: Cross multiply
    1,011,256.71x = 1,517,103.81 × 301,341.93
  4. Step 4: Simplify right side
    1,011,256.71x = 457,166,990,115.75
  5. Step 5: Solve for x
    x = 457,166,990,115.75/1,011,256.71
  6. Step 6: Final answer
    x = 452,078.08

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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.