Home / 976,403.67-1,464,839.31-407,468.30

Finding the Fourth Proportional to 976,403.67, 1,464,839.31 and 407,468.30

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Solution

The fourth proportional to 976,403.67, 1,464,839.31 and 407,468.30 is: 611,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,403.67 : 1,464,839.31 = 407,468.30 : x
  2. Step 2: Convert to fraction form
    976,403.67/1,464,839.31 = 407,468.30/x
  3. Step 3: Cross multiply
    976,403.67x = 1,464,839.31 × 407,468.30
  4. Step 4: Simplify right side
    976,403.67x = 596,875,576,094.68
  5. Step 5: Solve for x
    x = 596,875,576,094.68/976,403.67
  6. Step 6: Final answer
    x = 611,300.01

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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.