Home / 688,814.11-1,032,239.93-507,473.42

Finding the Fourth Proportional to 688,814.11, 1,032,239.93 and 507,473.42

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Solution

The fourth proportional to 688,814.11, 1,032,239.93 and 507,473.42 is: 760,487.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,814.11 : 1,032,239.93 = 507,473.42 : x
  2. Step 2: Convert to fraction form
    688,814.11/1,032,239.93 = 507,473.42/x
  3. Step 3: Cross multiply
    688,814.11x = 1,032,239.93 × 507,473.42
  4. Step 4: Simplify right side
    688,814.11x = 523,834,325,645.44
  5. Step 5: Solve for x
    x = 523,834,325,645.44/688,814.11
  6. Step 6: Final answer
    x = 760,487.22

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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.