Home / 1,049,160.40-1,574,129.40-339,211.60

Finding the Fourth Proportional to 1,049,160.40, 1,574,129.40 and 339,211.60

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Solution

The fourth proportional to 1,049,160.40, 1,574,129.40 and 339,211.60 is: 508,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,160.40 : 1,574,129.40 = 339,211.60 : x
  2. Step 2: Convert to fraction form
    1,049,160.40/1,574,129.40 = 339,211.60/x
  3. Step 3: Cross multiply
    1,049,160.40x = 1,574,129.40 × 339,211.60
  4. Step 4: Simplify right side
    1,049,160.40x = 533,962,952,381.04
  5. Step 5: Solve for x
    x = 533,962,952,381.04/1,049,160.40
  6. Step 6: Final answer
    x = 508,943.11

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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.