Home / 563,051.16-777,009.42-304,927.30

Finding the Fourth Proportional to 563,051.16, 777,009.42 and 304,927.30

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Solution

The fourth proportional to 563,051.16, 777,009.42 and 304,927.30 is: 420,799.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,051.16 : 777,009.42 = 304,927.30 : x
  2. Step 2: Convert to fraction form
    563,051.16/777,009.42 = 304,927.30/x
  3. Step 3: Cross multiply
    563,051.16x = 777,009.42 × 304,927.30
  4. Step 4: Simplify right side
    563,051.16x = 236,931,384,515.17
  5. Step 5: Solve for x
    x = 236,931,384,515.17/563,051.16
  6. Step 6: Final answer
    x = 420,799.03

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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.