Home / 1,409,237.95-2,113,846.80-344,270.20

Finding the Fourth Proportional to 1,409,237.95, 2,113,846.80 and 344,270.20

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Solution

The fourth proportional to 1,409,237.95, 2,113,846.80 and 344,270.20 is: 516,402.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,237.95 : 2,113,846.80 = 344,270.20 : x
  2. Step 2: Convert to fraction form
    1,409,237.95/2,113,846.80 = 344,270.20/x
  3. Step 3: Cross multiply
    1,409,237.95x = 2,113,846.80 × 344,270.20
  4. Step 4: Simplify right side
    1,409,237.95x = 727,734,460,605.36
  5. Step 5: Solve for x
    x = 727,734,460,605.36/1,409,237.95
  6. Step 6: Final answer
    x = 516,402.83

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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.