Home / 746,558.10-1,030,205.79-424,223.46

Finding the Fourth Proportional to 746,558.10, 1,030,205.79 and 424,223.46

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Solution

The fourth proportional to 746,558.10, 1,030,205.79 and 424,223.46 is: 585,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,558.10 : 1,030,205.79 = 424,223.46 : x
  2. Step 2: Convert to fraction form
    746,558.10/1,030,205.79 = 424,223.46/x
  3. Step 3: Cross multiply
    746,558.10x = 1,030,205.79 × 424,223.46
  4. Step 4: Simplify right side
    746,558.10x = 437,037,464,745.83
  5. Step 5: Solve for x
    x = 437,037,464,745.83/746,558.10
  6. Step 6: Final answer
    x = 585,403.15

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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.