Home / 770,144.67-1,154,089.22-433,840.77

Finding the Fourth Proportional to 770,144.67, 1,154,089.22 and 433,840.77

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Solution

The fourth proportional to 770,144.67, 1,154,089.22 and 433,840.77 is: 650,125.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,144.67 : 1,154,089.22 = 433,840.77 : x
  2. Step 2: Convert to fraction form
    770,144.67/1,154,089.22 = 433,840.77/x
  3. Step 3: Cross multiply
    770,144.67x = 1,154,089.22 × 433,840.77
  4. Step 4: Simplify right side
    770,144.67x = 500,690,953,684.30
  5. Step 5: Solve for x
    x = 500,690,953,684.30/770,144.67
  6. Step 6: Final answer
    x = 650,125.84

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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.