Home / 746,865.21-1,030,669.20-424,575.30

Finding the Fourth Proportional to 746,865.21, 1,030,669.20 and 424,575.30

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Solution

The fourth proportional to 746,865.21, 1,030,669.20 and 424,575.30 is: 585,911.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,865.21 : 1,030,669.20 = 424,575.30 : x
  2. Step 2: Convert to fraction form
    746,865.21/1,030,669.20 = 424,575.30/x
  3. Step 3: Cross multiply
    746,865.21x = 1,030,669.20 × 424,575.30
  4. Step 4: Simplify right side
    746,865.21x = 437,596,684,790.76
  5. Step 5: Solve for x
    x = 437,596,684,790.76/746,865.21
  6. Step 6: Final answer
    x = 585,911.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.