Home / 1,025,673.37-1,538,529.84-315,700.66

Finding the Fourth Proportional to 1,025,673.37, 1,538,529.84 and 315,700.66

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Solution

The fourth proportional to 1,025,673.37, 1,538,529.84 and 315,700.66 is: 473,557.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,673.37 : 1,538,529.84 = 315,700.66 : x
  2. Step 2: Convert to fraction form
    1,025,673.37/1,538,529.84 = 315,700.66/x
  3. Step 3: Cross multiply
    1,025,673.37x = 1,538,529.84 × 315,700.66
  4. Step 4: Simplify right side
    1,025,673.37x = 485,714,885,917.69
  5. Step 5: Solve for x
    x = 485,714,885,917.69/1,025,673.37
  6. Step 6: Final answer
    x = 473,557.08

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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.