Home / 325,623.20-488,434.80-293,482.40

Finding the Fourth Proportional to 325,623.20, 488,434.80 and 293,482.40

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Solution

The fourth proportional to 325,623.20, 488,434.80 and 293,482.40 is: 440,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,623.20 : 488,434.80 = 293,482.40 : x
  2. Step 2: Convert to fraction form
    325,623.20/488,434.80 = 293,482.40/x
  3. Step 3: Cross multiply
    325,623.20x = 488,434.80 × 293,482.40
  4. Step 4: Simplify right side
    325,623.20x = 143,347,017,347.52
  5. Step 5: Solve for x
    x = 143,347,017,347.52/325,623.20
  6. Step 6: Final answer
    x = 440,223.60

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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.