Home / 427,877.18-590,468.34-234,281.37

Finding the Fourth Proportional to 427,877.18, 590,468.34 and 234,281.37

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Solution

The fourth proportional to 427,877.18, 590,468.34 and 234,281.37 is: 323,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,877.18 : 590,468.34 = 234,281.37 : x
  2. Step 2: Convert to fraction form
    427,877.18/590,468.34 = 234,281.37/x
  3. Step 3: Cross multiply
    427,877.18x = 590,468.34 × 234,281.37
  4. Step 4: Simplify right side
    427,877.18x = 138,335,731,636.83
  5. Step 5: Solve for x
    x = 138,335,731,636.83/427,877.18
  6. Step 6: Final answer
    x = 323,307.10

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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.