Home / 818,130.24-1,226,784.60-476,684.16

Finding the Fourth Proportional to 818,130.24, 1,226,784.60 and 476,684.16

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Solution

The fourth proportional to 818,130.24, 1,226,784.60 and 476,684.16 is: 714,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,130.24 : 1,226,784.60 = 476,684.16 : x
  2. Step 2: Convert to fraction form
    818,130.24/1,226,784.60 = 476,684.16/x
  3. Step 3: Cross multiply
    818,130.24x = 1,226,784.60 × 476,684.16
  4. Step 4: Simplify right side
    818,130.24x = 584,788,786,551.94
  5. Step 5: Solve for x
    x = 584,788,786,551.94/818,130.24
  6. Step 6: Final answer
    x = 714,786.91

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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.