Home / 1,048,806.30-1,573,204.95-290,645.58

Finding the Fourth Proportional to 1,048,806.30, 1,573,204.95 and 290,645.58

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Solution

The fourth proportional to 1,048,806.30, 1,573,204.95 and 290,645.58 is: 435,967.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,806.30 : 1,573,204.95 = 290,645.58 : x
  2. Step 2: Convert to fraction form
    1,048,806.30/1,573,204.95 = 290,645.58/x
  3. Step 3: Cross multiply
    1,048,806.30x = 1,573,204.95 × 290,645.58
  4. Step 4: Simplify right side
    1,048,806.30x = 457,245,065,151.62
  5. Step 5: Solve for x
    x = 457,245,065,151.62/1,048,806.30
  6. Step 6: Final answer
    x = 435,967.12

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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.