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Finding the Fourth Proportional to 563,048.16, 777,005.29 and 304,924.30

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Solution

The fourth proportional to 563,048.16, 777,005.29 and 304,924.30 is: 420,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,048.16 : 777,005.29 = 304,924.30 : x
  2. Step 2: Convert to fraction form
    563,048.16/777,005.29 = 304,924.30/x
  3. Step 3: Cross multiply
    563,048.16x = 777,005.29 × 304,924.30
  4. Step 4: Simplify right side
    563,048.16x = 236,927,794,149.55
  5. Step 5: Solve for x
    x = 236,927,794,149.55/563,048.16
  6. Step 6: Final answer
    x = 420,794.90

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1.5x scale

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.