Home / 1,178,502.89-1,767,824.19-369,038.70

Finding the Fourth Proportional to 1,178,502.89, 1,767,824.19 and 369,038.70

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Solution

The fourth proportional to 1,178,502.89, 1,767,824.19 and 369,038.70 is: 553,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,502.89 : 1,767,824.19 = 369,038.70 : x
  2. Step 2: Convert to fraction form
    1,178,502.89/1,767,824.19 = 369,038.70/x
  3. Step 3: Cross multiply
    1,178,502.89x = 1,767,824.19 × 369,038.70
  4. Step 4: Simplify right side
    1,178,502.89x = 652,395,540,906.15
  5. Step 5: Solve for x
    x = 652,395,540,906.15/1,178,502.89
  6. Step 6: Final answer
    x = 553,579.93

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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.