Home / 1,312,904.28-1,969,688.52-366,274.29

Finding the Fourth Proportional to 1,312,904.28, 1,969,688.52 and 366,274.29

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Solution

The fourth proportional to 1,312,904.28, 1,969,688.52 and 366,274.29 is: 549,504.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,904.28 : 1,969,688.52 = 366,274.29 : x
  2. Step 2: Convert to fraction form
    1,312,904.28/1,969,688.52 = 366,274.29/x
  3. Step 3: Cross multiply
    1,312,904.28x = 1,969,688.52 × 366,274.29
  4. Step 4: Simplify right side
    1,312,904.28x = 721,446,264,184.15
  5. Step 5: Solve for x
    x = 721,446,264,184.15/1,312,904.28
  6. Step 6: Final answer
    x = 549,504.08

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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.