Home / 571,503.36-786,875.04-435,099.36

Finding the Fourth Proportional to 571,503.36, 786,875.04 and 435,099.36

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Solution

The fourth proportional to 571,503.36, 786,875.04 and 435,099.36 is: 599,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,503.36 : 786,875.04 = 435,099.36 : x
  2. Step 2: Convert to fraction form
    571,503.36/786,875.04 = 435,099.36/x
  3. Step 3: Cross multiply
    571,503.36x = 786,875.04 × 435,099.36
  4. Step 4: Simplify right side
    571,503.36x = 342,368,826,303.97
  5. Step 5: Solve for x
    x = 342,368,826,303.97/571,503.36
  6. Step 6: Final answer
    x = 599,067.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.