Home / 976,017.80-1,464,266.70-336,331.40

Finding the Fourth Proportional to 976,017.80, 1,464,266.70 and 336,331.40

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Solution

The fourth proportional to 976,017.80, 1,464,266.70 and 336,331.40 is: 504,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,017.80 : 1,464,266.70 = 336,331.40 : x
  2. Step 2: Convert to fraction form
    976,017.80/1,464,266.70 = 336,331.40/x
  3. Step 3: Cross multiply
    976,017.80x = 1,464,266.70 × 336,331.40
  4. Step 4: Simplify right side
    976,017.80x = 492,478,869,184.38
  5. Step 5: Solve for x
    x = 492,478,869,184.38/976,017.80
  6. Step 6: Final answer
    x = 504,579.80

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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.