Home / 1,105,611.90-1,658,427.12-306,955.73

Finding the Fourth Proportional to 1,105,611.90, 1,658,427.12 and 306,955.73

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Solution

The fourth proportional to 1,105,611.90, 1,658,427.12 and 306,955.73 is: 460,436.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,611.90 : 1,658,427.12 = 306,955.73 : x
  2. Step 2: Convert to fraction form
    1,105,611.90/1,658,427.12 = 306,955.73/x
  3. Step 3: Cross multiply
    1,105,611.90x = 1,658,427.12 × 306,955.73
  4. Step 4: Simplify right side
    1,105,611.90x = 509,063,698,979.26
  5. Step 5: Solve for x
    x = 509,063,698,979.26/1,105,611.90
  6. Step 6: Final answer
    x = 460,436.16

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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.