Home / 845,915.40-1,268,930.70-246,875.40

Finding the Fourth Proportional to 845,915.40, 1,268,930.70 and 246,875.40

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Solution

The fourth proportional to 845,915.40, 1,268,930.70 and 246,875.40 is: 370,329.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,915.40 : 1,268,930.70 = 246,875.40 : x
  2. Step 2: Convert to fraction form
    845,915.40/1,268,930.70 = 246,875.40/x
  3. Step 3: Cross multiply
    845,915.40x = 1,268,930.70 × 246,875.40
  4. Step 4: Simplify right side
    845,915.40x = 313,267,774,134.78
  5. Step 5: Solve for x
    x = 313,267,774,134.78/845,915.40
  6. Step 6: Final answer
    x = 370,329.91

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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.