Home / 974,270.10-1,461,405.15-620,850.90

Finding the Fourth Proportional to 974,270.10, 1,461,405.15 and 620,850.90

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Solution

The fourth proportional to 974,270.10, 1,461,405.15 and 620,850.90 is: 931,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,270.10 : 1,461,405.15 = 620,850.90 : x
  2. Step 2: Convert to fraction form
    974,270.10/1,461,405.15 = 620,850.90/x
  3. Step 3: Cross multiply
    974,270.10x = 1,461,405.15 × 620,850.90
  4. Step 4: Simplify right side
    974,270.10x = 907,314,702,642.14
  5. Step 5: Solve for x
    x = 907,314,702,642.14/974,270.10
  6. Step 6: Final answer
    x = 931,276.35

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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.