Home / 1,026,821.52-1,540,276-316,833.84

Finding the Fourth Proportional to 1,026,821.52, 1,540,276 and 316,833.84

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Solution

The fourth proportional to 1,026,821.52, 1,540,276 and 316,833.84 is: 475,264.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,821.52 : 1,540,276 = 316,833.84 : x
  2. Step 2: Convert to fraction form
    1,026,821.52/1,540,276 = 316,833.84/x
  3. Step 3: Cross multiply
    1,026,821.52x = 1,540,276 × 316,833.84
  4. Step 4: Simplify right side
    1,026,821.52x = 488,011,559,739.84
  5. Step 5: Solve for x
    x = 488,011,559,739.84/1,026,821.52
  6. Step 6: Final answer
    x = 475,264.25

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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.