Home / 983,810.74-1,472,382.85-604,971.42

Finding the Fourth Proportional to 983,810.74, 1,472,382.85 and 604,971.42

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Solution

The fourth proportional to 983,810.74, 1,472,382.85 and 604,971.42 is: 905,407.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,810.74 : 1,472,382.85 = 604,971.42 : x
  2. Step 2: Convert to fraction form
    983,810.74/1,472,382.85 = 604,971.42/x
  3. Step 3: Cross multiply
    983,810.74x = 1,472,382.85 × 604,971.42
  4. Step 4: Simplify right side
    983,810.74x = 890,749,543,548.15
  5. Step 5: Solve for x
    x = 890,749,543,548.15/983,810.74
  6. Step 6: Final answer
    x = 905,407.42

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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.