Home / 448,056.12-671,564.16-181,485.12

Finding the Fourth Proportional to 448,056.12, 671,564.16 and 181,485.12

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Solution

The fourth proportional to 448,056.12, 671,564.16 and 181,485.12 is: 272,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,056.12 : 671,564.16 = 181,485.12 : x
  2. Step 2: Convert to fraction form
    448,056.12/671,564.16 = 181,485.12/x
  3. Step 3: Cross multiply
    448,056.12x = 671,564.16 × 181,485.12
  4. Step 4: Simplify right side
    448,056.12x = 121,878,902,165.30
  5. Step 5: Solve for x
    x = 121,878,902,165.30/448,056.12
  6. Step 6: Final answer
    x = 272,017.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.