Home / 1,047,403.50-1,571,196.36-289,245.96

Finding the Fourth Proportional to 1,047,403.50, 1,571,196.36 and 289,245.96

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Solution

The fourth proportional to 1,047,403.50, 1,571,196.36 and 289,245.96 is: 433,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,403.50 : 1,571,196.36 = 289,245.96 : x
  2. Step 2: Convert to fraction form
    1,047,403.50/1,571,196.36 = 289,245.96/x
  3. Step 3: Cross multiply
    1,047,403.50x = 1,571,196.36 × 289,245.96
  4. Step 4: Simplify right side
    1,047,403.50x = 454,462,199,496.71
  5. Step 5: Solve for x
    x = 454,462,199,496.71/1,047,403.50
  6. Step 6: Final answer
    x = 433,894.10

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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.