Home / 729,044.60-1,093,566.90-652,280.90

Finding the Fourth Proportional to 729,044.60, 1,093,566.90 and 652,280.90

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Solution

The fourth proportional to 729,044.60, 1,093,566.90 and 652,280.90 is: 978,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,044.60 : 1,093,566.90 = 652,280.90 : x
  2. Step 2: Convert to fraction form
    729,044.60/1,093,566.90 = 652,280.90/x
  3. Step 3: Cross multiply
    729,044.60x = 1,093,566.90 × 652,280.90
  4. Step 4: Simplify right side
    729,044.60x = 713,312,801,742.21
  5. Step 5: Solve for x
    x = 713,312,801,742.21/729,044.60
  6. Step 6: Final answer
    x = 978,421.35

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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.