Home / 423,416.70-584,315.67-229,824.57

Finding the Fourth Proportional to 423,416.70, 584,315.67 and 229,824.57

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Solution

The fourth proportional to 423,416.70, 584,315.67 and 229,824.57 is: 317,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,416.70 : 584,315.67 = 229,824.57 : x
  2. Step 2: Convert to fraction form
    423,416.70/584,315.67 = 229,824.57/x
  3. Step 3: Cross multiply
    423,416.70x = 584,315.67 × 229,824.57
  4. Step 4: Simplify right side
    423,416.70x = 134,290,097,602.01
  5. Step 5: Solve for x
    x = 134,290,097,602.01/423,416.70
  6. Step 6: Final answer
    x = 317,158.25

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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.