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Finding the Fourth Proportional to 562,054.44, 842,490.90 and 348,821.76

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Solution

The fourth proportional to 562,054.44, 842,490.90 and 348,821.76 is: 522,866.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,054.44 : 842,490.90 = 348,821.76 : x
  2. Step 2: Convert to fraction form
    562,054.44/842,490.90 = 348,821.76/x
  3. Step 3: Cross multiply
    562,054.44x = 842,490.90 × 348,821.76
  4. Step 4: Simplify right side
    562,054.44x = 293,879,158,521.98
  5. Step 5: Solve for x
    x = 293,879,158,521.98/562,054.44
  6. Step 6: Final answer
    x = 522,866.00

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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.