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Finding the Fourth Proportional to 648,095.73, 894,228.93 and 376,006.02

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Solution

The fourth proportional to 648,095.73, 894,228.93 and 376,006.02 is: 518,805.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,095.73 : 894,228.93 = 376,006.02 : x
  2. Step 2: Convert to fraction form
    648,095.73/894,228.93 = 376,006.02/x
  3. Step 3: Cross multiply
    648,095.73x = 894,228.93 × 376,006.02
  4. Step 4: Simplify right side
    648,095.73x = 336,235,460,938.16
  5. Step 5: Solve for x
    x = 336,235,460,938.16/648,095.73
  6. Step 6: Final answer
    x = 518,805.24

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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.