Home / 976,088.71-1,464,089.93-266,116.83

Finding the Fourth Proportional to 976,088.71, 1,464,089.93 and 266,116.83

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Solution

The fourth proportional to 976,088.71, 1,464,089.93 and 266,116.83 is: 399,163.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,088.71 : 1,464,089.93 = 266,116.83 : x
  2. Step 2: Convert to fraction form
    976,088.71/1,464,089.93 = 266,116.83/x
  3. Step 3: Cross multiply
    976,088.71x = 1,464,089.93 × 266,116.83
  4. Step 4: Simplify right side
    976,088.71x = 389,618,966,680.45
  5. Step 5: Solve for x
    x = 389,618,966,680.45/976,088.71
  6. Step 6: Final answer
    x = 399,163.48

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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.