Home / 774,133.72-1,160,609.66-437,554.44

Finding the Fourth Proportional to 774,133.72, 1,160,609.66 and 437,554.44

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Solution

The fourth proportional to 774,133.72, 1,160,609.66 and 437,554.44 is: 655,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,133.72 : 1,160,609.66 = 437,554.44 : x
  2. Step 2: Convert to fraction form
    774,133.72/1,160,609.66 = 437,554.44/x
  3. Step 3: Cross multiply
    774,133.72x = 1,160,609.66 × 437,554.44
  4. Step 4: Simplify right side
    774,133.72x = 507,829,909,839.89
  5. Step 5: Solve for x
    x = 507,829,909,839.89/774,133.72
  6. Step 6: Final answer
    x = 655,997.66

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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.