Home / 974,137.70-1,461,206.55-442,696.70

Finding the Fourth Proportional to 974,137.70, 1,461,206.55 and 442,696.70

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Solution

The fourth proportional to 974,137.70, 1,461,206.55 and 442,696.70 is: 664,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,137.70 : 1,461,206.55 = 442,696.70 : x
  2. Step 2: Convert to fraction form
    974,137.70/1,461,206.55 = 442,696.70/x
  3. Step 3: Cross multiply
    974,137.70x = 1,461,206.55 × 442,696.70
  4. Step 4: Simplify right side
    974,137.70x = 646,871,317,703.39
  5. Step 5: Solve for x
    x = 646,871,317,703.39/974,137.70
  6. Step 6: Final answer
    x = 664,045.05

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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.