Home / 1,038,364.01-1,557,710.70-439,329.66

Finding the Fourth Proportional to 1,038,364.01, 1,557,710.70 and 439,329.66

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Solution

The fourth proportional to 1,038,364.01, 1,557,710.70 and 439,329.66 is: 659,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,364.01 : 1,557,710.70 = 439,329.66 : x
  2. Step 2: Convert to fraction form
    1,038,364.01/1,557,710.70 = 439,329.66/x
  3. Step 3: Cross multiply
    1,038,364.01x = 1,557,710.70 × 439,329.66
  4. Step 4: Simplify right side
    1,038,364.01x = 684,348,504,720.46
  5. Step 5: Solve for x
    x = 684,348,504,720.46/1,038,364.01
  6. Step 6: Final answer
    x = 659,064.16

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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.