Home / 277,028.16-382,426.47-162,290.85

Finding the Fourth Proportional to 277,028.16, 382,426.47 and 162,290.85

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Solution

The fourth proportional to 277,028.16, 382,426.47 and 162,290.85 is: 224,036.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,028.16 : 382,426.47 = 162,290.85 : x
  2. Step 2: Convert to fraction form
    277,028.16/382,426.47 = 162,290.85/x
  3. Step 3: Cross multiply
    277,028.16x = 382,426.47 × 162,290.85
  4. Step 4: Simplify right side
    277,028.16x = 62,064,316,878.80
  5. Step 5: Solve for x
    x = 62,064,316,878.80/277,028.16
  6. Step 6: Final answer
    x = 224,036.13

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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.