Home / 974,078.10-1,461,347.55-309,230.10

Finding the Fourth Proportional to 974,078.10, 1,461,347.55 and 309,230.10

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Solution

The fourth proportional to 974,078.10, 1,461,347.55 and 309,230.10 is: 463,918.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,078.10 : 1,461,347.55 = 309,230.10 : x
  2. Step 2: Convert to fraction form
    974,078.10/1,461,347.55 = 309,230.10/x
  3. Step 3: Cross multiply
    974,078.10x = 1,461,347.55 × 309,230.10
  4. Step 4: Simplify right side
    974,078.10x = 451,892,649,021.26
  5. Step 5: Solve for x
    x = 451,892,649,021.26/974,078.10
  6. Step 6: Final answer
    x = 463,918.29

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1.5x scale

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.