Home / 708,134.88-977,226.24-385,845.01

Finding the Fourth Proportional to 708,134.88, 977,226.24 and 385,845.01

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Solution

The fourth proportional to 708,134.88, 977,226.24 and 385,845.01 is: 532,466.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,134.88 : 977,226.24 = 385,845.01 : x
  2. Step 2: Convert to fraction form
    708,134.88/977,226.24 = 385,845.01/x
  3. Step 3: Cross multiply
    708,134.88x = 977,226.24 × 385,845.01
  4. Step 4: Simplify right side
    708,134.88x = 377,057,868,345.06
  5. Step 5: Solve for x
    x = 377,057,868,345.06/708,134.88
  6. Step 6: Final answer
    x = 532,466.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.