Home / 572,090.04-857,802.73-216,910.30

Finding the Fourth Proportional to 572,090.04, 857,802.73 and 216,910.30

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Solution

The fourth proportional to 572,090.04, 857,802.73 and 216,910.30 is: 325,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,090.04 : 857,802.73 = 216,910.30 : x
  2. Step 2: Convert to fraction form
    572,090.04/857,802.73 = 216,910.30/x
  3. Step 3: Cross multiply
    572,090.04x = 857,802.73 × 216,910.30
  4. Step 4: Simplify right side
    572,090.04x = 186,066,247,505.12
  5. Step 5: Solve for x
    x = 186,066,247,505.12/572,090.04
  6. Step 6: Final answer
    x = 325,239.45

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Double scale
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Similar ratio
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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.