Home / 277,485.02-382,888.28-162,720.36

Finding the Fourth Proportional to 277,485.02, 382,888.28 and 162,720.36

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Solution

The fourth proportional to 277,485.02, 382,888.28 and 162,720.36 is: 224,530.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,485.02 : 382,888.28 = 162,720.36 : x
  2. Step 2: Convert to fraction form
    277,485.02/382,888.28 = 162,720.36/x
  3. Step 3: Cross multiply
    277,485.02x = 382,888.28 × 162,720.36
  4. Step 4: Simplify right side
    277,485.02x = 62,303,718,761.38
  5. Step 5: Solve for x
    x = 62,303,718,761.38/277,485.02
  6. Step 6: Final answer
    x = 224,530.03

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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.