Home / 277,427.40-382,808.75-168,475.07

Finding the Fourth Proportional to 277,427.40, 382,808.75 and 168,475.07

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Solution

The fourth proportional to 277,427.40, 382,808.75 and 168,475.07 is: 232,470.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,427.40 : 382,808.75 = 168,475.07 : x
  2. Step 2: Convert to fraction form
    277,427.40/382,808.75 = 168,475.07/x
  3. Step 3: Cross multiply
    277,427.40x = 382,808.75 × 168,475.07
  4. Step 4: Simplify right side
    277,427.40x = 64,493,730,952.86
  5. Step 5: Solve for x
    x = 64,493,730,952.86/277,427.40
  6. Step 6: Final answer
    x = 232,470.66

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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.