Home / 635,368.02-876,803.91-363,440.45

Finding the Fourth Proportional to 635,368.02, 876,803.91 and 363,440.45

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Solution

The fourth proportional to 635,368.02, 876,803.91 and 363,440.45 is: 501,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,368.02 : 876,803.91 = 363,440.45 : x
  2. Step 2: Convert to fraction form
    635,368.02/876,803.91 = 363,440.45/x
  3. Step 3: Cross multiply
    635,368.02x = 876,803.91 × 363,440.45
  4. Step 4: Simplify right side
    635,368.02x = 318,666,007,612.16
  5. Step 5: Solve for x
    x = 318,666,007,612.16/635,368.02
  6. Step 6: Final answer
    x = 501,545.56

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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.