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Finding the Fourth Proportional to 575,497.23, 863,494.56 and 308,946.48

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Solution

The fourth proportional to 575,497.23, 863,494.56 and 308,946.48 is: 463,553.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,497.23 : 863,494.56 = 308,946.48 : x
  2. Step 2: Convert to fraction form
    575,497.23/863,494.56 = 308,946.48/x
  3. Step 3: Cross multiply
    575,497.23x = 863,494.56 × 308,946.48
  4. Step 4: Simplify right side
    575,497.23x = 266,773,604,811.15
  5. Step 5: Solve for x
    x = 266,773,604,811.15/575,497.23
  6. Step 6: Final answer
    x = 463,553.24

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1.5x scale

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.