Home / 693,029.80-1,038,755.58-293,421.16

Finding the Fourth Proportional to 693,029.80, 1,038,755.58 and 293,421.16

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Solution

The fourth proportional to 693,029.80, 1,038,755.58 and 293,421.16 is: 439,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,029.80 : 1,038,755.58 = 293,421.16 : x
  2. Step 2: Convert to fraction form
    693,029.80/1,038,755.58 = 293,421.16/x
  3. Step 3: Cross multiply
    693,029.80x = 1,038,755.58 × 293,421.16
  4. Step 4: Simplify right side
    693,029.80x = 304,792,867,240.07
  5. Step 5: Solve for x
    x = 304,792,867,240.07/693,029.80
  6. Step 6: Final answer
    x = 439,797.64

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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.