Home / 662,569.04-994,018.80-307,834.40

Finding the Fourth Proportional to 662,569.04, 994,018.80 and 307,834.40

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Solution

The fourth proportional to 662,569.04, 994,018.80 and 307,834.40 is: 461,828.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,569.04 : 994,018.80 = 307,834.40 : x
  2. Step 2: Convert to fraction form
    662,569.04/994,018.80 = 307,834.40/x
  3. Step 3: Cross multiply
    662,569.04x = 994,018.80 × 307,834.40
  4. Step 4: Simplify right side
    662,569.04x = 305,993,180,886.72
  5. Step 5: Solve for x
    x = 305,993,180,886.72/662,569.04
  6. Step 6: Final answer
    x = 461,828.37

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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.