Home / 673,822.02-928,656.49-558,493.30

Finding the Fourth Proportional to 673,822.02, 928,656.49 and 558,493.30

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Solution

The fourth proportional to 673,822.02, 928,656.49 and 558,493.30 is: 769,711.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,822.02 : 928,656.49 = 558,493.30 : x
  2. Step 2: Convert to fraction form
    673,822.02/928,656.49 = 558,493.30/x
  3. Step 3: Cross multiply
    673,822.02x = 928,656.49 × 558,493.30
  4. Step 4: Simplify right side
    673,822.02x = 518,648,427,666.52
  5. Step 5: Solve for x
    x = 518,648,427,666.52/673,822.02
  6. Step 6: Final answer
    x = 769,711.31

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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.