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Finding the Fourth Proportional to 590,462.40, 888,026.40 and 529,809.60

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Solution

The fourth proportional to 590,462.40, 888,026.40 and 529,809.60 is: 796,807.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,462.40 : 888,026.40 = 529,809.60 : x
  2. Step 2: Convert to fraction form
    590,462.40/888,026.40 = 529,809.60/x
  3. Step 3: Cross multiply
    590,462.40x = 888,026.40 × 529,809.60
  4. Step 4: Simplify right side
    590,462.40x = 470,484,911,773.44
  5. Step 5: Solve for x
    x = 470,484,911,773.44/590,462.40
  6. Step 6: Final answer
    x = 796,807.57

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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.