Home / 802.03-1,106.40-522.22

Finding the Fourth Proportional to 802.03, 1,106.40 and 522.22

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Solution

The fourth proportional to 802.03, 1,106.40 and 522.22 is: 720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    802.03 : 1,106.40 = 522.22 : x
  2. Step 2: Convert to fraction form
    802.03/1,106.40 = 522.22/x
  3. Step 3: Cross multiply
    802.03x = 1,106.40 × 522.22
  4. Step 4: Simplify right side
    802.03x = 577,784.21
  5. Step 5: Solve for x
    x = 577,784.21/802.03
  6. Step 6: Final answer
    x = 720.40

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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.