Home / 770,886.01-1,156,361.42-238,417.12

Finding the Fourth Proportional to 770,886.01, 1,156,361.42 and 238,417.12

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Solution

The fourth proportional to 770,886.01, 1,156,361.42 and 238,417.12 is: 357,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,886.01 : 1,156,361.42 = 238,417.12 : x
  2. Step 2: Convert to fraction form
    770,886.01/1,156,361.42 = 238,417.12/x
  3. Step 3: Cross multiply
    770,886.01x = 1,156,361.42 × 238,417.12
  4. Step 4: Simplify right side
    770,886.01x = 275,696,359,435.51
  5. Step 5: Solve for x
    x = 275,696,359,435.51/770,886.01
  6. Step 6: Final answer
    x = 357,635.70

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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.