Home / 220,513.51-304,480.04-169,445.74

Finding the Fourth Proportional to 220,513.51, 304,480.04 and 169,445.74

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Solution

The fourth proportional to 220,513.51, 304,480.04 and 169,445.74 is: 233,966.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,513.51 : 304,480.04 = 169,445.74 : x
  2. Step 2: Convert to fraction form
    220,513.51/304,480.04 = 169,445.74/x
  3. Step 3: Cross multiply
    220,513.51x = 304,480.04 × 169,445.74
  4. Step 4: Simplify right side
    220,513.51x = 51,592,845,693.03
  5. Step 5: Solve for x
    x = 51,592,845,693.03/220,513.51
  6. Step 6: Final answer
    x = 233,966.82

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1.5x scale

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.