Home / 974,903.96-1,345,705.70-669,989.70

Finding the Fourth Proportional to 974,903.96, 1,345,705.70 and 669,989.70

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Solution

The fourth proportional to 974,903.96, 1,345,705.70 and 669,989.70 is: 924,818.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,903.96 : 1,345,705.70 = 669,989.70 : x
  2. Step 2: Convert to fraction form
    974,903.96/1,345,705.70 = 669,989.70/x
  3. Step 3: Cross multiply
    974,903.96x = 1,345,705.70 × 669,989.70
  4. Step 4: Simplify right side
    974,903.96x = 901,608,954,881.34
  5. Step 5: Solve for x
    x = 901,608,954,881.34/974,903.96
  6. Step 6: Final answer
    x = 924,818.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.