Home / 887,047.30-1,330,804.23-460,611.46

Finding the Fourth Proportional to 887,047.30, 1,330,804.23 and 460,611.46

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Solution

The fourth proportional to 887,047.30, 1,330,804.23 and 460,611.46 is: 691,038.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,047.30 : 1,330,804.23 = 460,611.46 : x
  2. Step 2: Convert to fraction form
    887,047.30/1,330,804.23 = 460,611.46/x
  3. Step 3: Cross multiply
    887,047.30x = 1,330,804.23 × 460,611.46
  4. Step 4: Simplify right side
    887,047.30x = 612,983,679,354.48
  5. Step 5: Solve for x
    x = 612,983,679,354.48/887,047.30
  6. Step 6: Final answer
    x = 691,038.32

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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.