Home / 572,352.66-789,395.96-507,011.38

Finding the Fourth Proportional to 572,352.66, 789,395.96 and 507,011.38

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Solution

The fourth proportional to 572,352.66, 789,395.96 and 507,011.38 is: 699,276.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,352.66 : 789,395.96 = 507,011.38 : x
  2. Step 2: Convert to fraction form
    572,352.66/789,395.96 = 507,011.38/x
  3. Step 3: Cross multiply
    572,352.66x = 789,395.96 × 507,011.38
  4. Step 4: Simplify right side
    572,352.66x = 400,232,734,340.06
  5. Step 5: Solve for x
    x = 400,232,734,340.06/572,352.66
  6. Step 6: Final answer
    x = 699,276.45

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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.