Home / 889,035.48-1,226,859.48-481,128.39

Finding the Fourth Proportional to 889,035.48, 1,226,859.48 and 481,128.39

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Solution

The fourth proportional to 889,035.48, 1,226,859.48 and 481,128.39 is: 663,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,035.48 : 1,226,859.48 = 481,128.39 : x
  2. Step 2: Convert to fraction form
    889,035.48/1,226,859.48 = 481,128.39/x
  3. Step 3: Cross multiply
    889,035.48x = 1,226,859.48 × 481,128.39
  4. Step 4: Simplify right side
    889,035.48x = 590,276,926,368.64
  5. Step 5: Solve for x
    x = 590,276,926,368.64/889,035.48
  6. Step 6: Final answer
    x = 663,952.05

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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.