Home / 888,848.63-1,333,531.14-320,218.91

Finding the Fourth Proportional to 888,848.63, 1,333,531.14 and 320,218.91

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Solution

The fourth proportional to 888,848.63, 1,333,531.14 and 320,218.91 is: 480,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,848.63 : 1,333,531.14 = 320,218.91 : x
  2. Step 2: Convert to fraction form
    888,848.63/1,333,531.14 = 320,218.91/x
  3. Step 3: Cross multiply
    888,848.63x = 1,333,531.14 × 320,218.91
  4. Step 4: Simplify right side
    888,848.63x = 427,021,881,434.20
  5. Step 5: Solve for x
    x = 427,021,881,434.20/888,848.63
  6. Step 6: Final answer
    x = 480,421.38

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1.5x scale

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.