Home / 634,289.22-949,567.59-423,404.10

Finding the Fourth Proportional to 634,289.22, 949,567.59 and 423,404.10

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Solution

The fourth proportional to 634,289.22, 949,567.59 and 423,404.10 is: 633,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,289.22 : 949,567.59 = 423,404.10 : x
  2. Step 2: Convert to fraction form
    634,289.22/949,567.59 = 423,404.10/x
  3. Step 3: Cross multiply
    634,289.22x = 949,567.59 × 423,404.10
  4. Step 4: Simplify right side
    634,289.22x = 402,050,810,833.12
  5. Step 5: Solve for x
    x = 402,050,810,833.12/634,289.22
  6. Step 6: Final answer
    x = 633,860.39

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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.