Home / 746,813.90-1,030,695.77-456,365.72

Finding the Fourth Proportional to 746,813.90, 1,030,695.77 and 456,365.72

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Solution

The fourth proportional to 746,813.90, 1,030,695.77 and 456,365.72 is: 629,841.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,813.90 : 1,030,695.77 = 456,365.72 : x
  2. Step 2: Convert to fraction form
    746,813.90/1,030,695.77 = 456,365.72/x
  3. Step 3: Cross multiply
    746,813.90x = 1,030,695.77 × 456,365.72
  4. Step 4: Simplify right side
    746,813.90x = 470,374,214,895.18
  5. Step 5: Solve for x
    x = 470,374,214,895.18/746,813.90
  6. Step 6: Final answer
    x = 629,841.27

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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.