Home / 1,140,309.60-1,710,245.70-341,617.20

Finding the Fourth Proportional to 1,140,309.60, 1,710,245.70 and 341,617.20

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Solution

The fourth proportional to 1,140,309.60, 1,710,245.70 and 341,617.20 is: 512,360.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,309.60 : 1,710,245.70 = 341,617.20 : x
  2. Step 2: Convert to fraction form
    1,140,309.60/1,710,245.70 = 341,617.20/x
  3. Step 3: Cross multiply
    1,140,309.60x = 1,710,245.70 × 341,617.20
  4. Step 4: Simplify right side
    1,140,309.60x = 584,249,347,346.04
  5. Step 5: Solve for x
    x = 584,249,347,346.04/1,140,309.60
  6. Step 6: Final answer
    x = 512,360.28

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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.