Home / 1,258,064.34-1,886,828.54-359,267.46

Finding the Fourth Proportional to 1,258,064.34, 1,886,828.54 and 359,267.46

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Solution

The fourth proportional to 1,258,064.34, 1,886,828.54 and 359,267.46 is: 538,824.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,064.34 : 1,886,828.54 = 359,267.46 : x
  2. Step 2: Convert to fraction form
    1,258,064.34/1,886,828.54 = 359,267.46/x
  3. Step 3: Cross multiply
    1,258,064.34x = 1,886,828.54 × 359,267.46
  4. Step 4: Simplify right side
    1,258,064.34x = 677,876,097,021.31
  5. Step 5: Solve for x
    x = 677,876,097,021.31/1,258,064.34
  6. Step 6: Final answer
    x = 538,824.67

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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.