Home / 790,384.84-1,185,580.28-191,345.02

Finding the Fourth Proportional to 790,384.84, 1,185,580.28 and 191,345.02

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Solution

The fourth proportional to 790,384.84, 1,185,580.28 and 191,345.02 is: 287,018.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,384.84 : 1,185,580.28 = 191,345.02 : x
  2. Step 2: Convert to fraction form
    790,384.84/1,185,580.28 = 191,345.02/x
  3. Step 3: Cross multiply
    790,384.84x = 1,185,580.28 × 191,345.02
  4. Step 4: Simplify right side
    790,384.84x = 226,854,882,388.21
  5. Step 5: Solve for x
    x = 226,854,882,388.21/790,384.84
  6. Step 6: Final answer
    x = 287,018.26

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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.