Home / 423,427.36-584,327.26-229,838.91

Finding the Fourth Proportional to 423,427.36, 584,327.26 and 229,838.91

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Solution

The fourth proportional to 423,427.36, 584,327.26 and 229,838.91 is: 317,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,427.36 : 584,327.26 = 229,838.91 : x
  2. Step 2: Convert to fraction form
    423,427.36/584,327.26 = 229,838.91/x
  3. Step 3: Cross multiply
    423,427.36x = 584,327.26 × 229,838.91
  4. Step 4: Simplify right side
    423,427.36x = 134,301,140,808.99
  5. Step 5: Solve for x
    x = 134,301,140,808.99/423,427.36
  6. Step 6: Final answer
    x = 317,176.34

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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.