Home / 460,952.04-690,973.38-220,788.60

Finding the Fourth Proportional to 460,952.04, 690,973.38 and 220,788.60

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Solution

The fourth proportional to 460,952.04, 690,973.38 and 220,788.60 is: 330,965.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,952.04 : 690,973.38 = 220,788.60 : x
  2. Step 2: Convert to fraction form
    460,952.04/690,973.38 = 220,788.60/x
  3. Step 3: Cross multiply
    460,952.04x = 690,973.38 × 220,788.60
  4. Step 4: Simplify right side
    460,952.04x = 152,559,045,207.47
  5. Step 5: Solve for x
    x = 152,559,045,207.47/460,952.04
  6. Step 6: Final answer
    x = 330,965.12

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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.