Home / 654,137.02-902,783.88-363,777.52

Finding the Fourth Proportional to 654,137.02, 902,783.88 and 363,777.52

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Solution

The fourth proportional to 654,137.02, 902,783.88 and 363,777.52 is: 502,054.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,137.02 : 902,783.88 = 363,777.52 : x
  2. Step 2: Convert to fraction form
    654,137.02/902,783.88 = 363,777.52/x
  3. Step 3: Cross multiply
    654,137.02x = 902,783.88 × 363,777.52
  4. Step 4: Simplify right side
    654,137.02x = 328,412,480,962.38
  5. Step 5: Solve for x
    x = 328,412,480,962.38/654,137.02
  6. Step 6: Final answer
    x = 502,054.57

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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.