Home / 299,637.02-413,511.24-172,312.62

Finding the Fourth Proportional to 299,637.02, 413,511.24 and 172,312.62

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Solution

The fourth proportional to 299,637.02, 413,511.24 and 172,312.62 is: 237,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,637.02 : 413,511.24 = 172,312.62 : x
  2. Step 2: Convert to fraction form
    299,637.02/413,511.24 = 172,312.62/x
  3. Step 3: Cross multiply
    299,637.02x = 413,511.24 × 172,312.62
  4. Step 4: Simplify right side
    299,637.02x = 71,253,204,259.35
  5. Step 5: Solve for x
    x = 71,253,204,259.35/299,637.02
  6. Step 6: Final answer
    x = 237,798.40

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1.5x scale

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.