Home / 343,075.02-473,468.45-207,142.03

Finding the Fourth Proportional to 343,075.02, 473,468.45 and 207,142.03

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Solution

The fourth proportional to 343,075.02, 473,468.45 and 207,142.03 is: 285,871.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,075.02 : 473,468.45 = 207,142.03 : x
  2. Step 2: Convert to fraction form
    343,075.02/473,468.45 = 207,142.03/x
  3. Step 3: Cross multiply
    343,075.02x = 473,468.45 × 207,142.03
  4. Step 4: Simplify right side
    343,075.02x = 98,075,215,873.95
  5. Step 5: Solve for x
    x = 98,075,215,873.95/343,075.02
  6. Step 6: Final answer
    x = 285,871.05

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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.