Home / 1,175,007.47-1,762,512.21-322,088.40

Finding the Fourth Proportional to 1,175,007.47, 1,762,512.21 and 322,088.40

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Solution

The fourth proportional to 1,175,007.47, 1,762,512.21 and 322,088.40 is: 483,132.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,007.47 : 1,762,512.21 = 322,088.40 : x
  2. Step 2: Convert to fraction form
    1,175,007.47/1,762,512.21 = 322,088.40/x
  3. Step 3: Cross multiply
    1,175,007.47x = 1,762,512.21 × 322,088.40
  4. Step 4: Simplify right side
    1,175,007.47x = 567,684,737,699.36
  5. Step 5: Solve for x
    x = 567,684,737,699.36/1,175,007.47
  6. Step 6: Final answer
    x = 483,132.88

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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.