Home / 974,278.20-1,459,343.70-808,390.20

Finding the Fourth Proportional to 974,278.20, 1,459,343.70 and 808,390.20

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Solution

The fourth proportional to 974,278.20, 1,459,343.70 and 808,390.20 is: 1,210,864.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,278.20 : 1,459,343.70 = 808,390.20 : x
  2. Step 2: Convert to fraction form
    974,278.20/1,459,343.70 = 808,390.20/x
  3. Step 3: Cross multiply
    974,278.20x = 1,459,343.70 × 808,390.20
  4. Step 4: Simplify right side
    974,278.20x = 1,179,719,145,511.74
  5. Step 5: Solve for x
    x = 1,179,719,145,511.74/974,278.20
  6. Step 6: Final answer
    x = 1,210,864.77

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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.