Home / 876,335.80-1,314,374.10-245,313.40

Finding the Fourth Proportional to 876,335.80, 1,314,374.10 and 245,313.40

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Solution

The fourth proportional to 876,335.80, 1,314,374.10 and 245,313.40 is: 367,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,335.80 : 1,314,374.10 = 245,313.40 : x
  2. Step 2: Convert to fraction form
    876,335.80/1,314,374.10 = 245,313.40/x
  3. Step 3: Cross multiply
    876,335.80x = 1,314,374.10 × 245,313.40
  4. Step 4: Simplify right side
    876,335.80x = 322,433,579,342.94
  5. Step 5: Solve for x
    x = 322,433,579,342.94/876,335.80
  6. Step 6: Final answer
    x = 367,933.82

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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.