Home / 1,205,124.72-1,807,697.48-306,567.36

Finding the Fourth Proportional to 1,205,124.72, 1,807,697.48 and 306,567.36

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Solution

The fourth proportional to 1,205,124.72, 1,807,697.48 and 306,567.36 is: 459,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,124.72 : 1,807,697.48 = 306,567.36 : x
  2. Step 2: Convert to fraction form
    1,205,124.72/1,807,697.48 = 306,567.36/x
  3. Step 3: Cross multiply
    1,205,124.72x = 1,807,697.48 × 306,567.36
  4. Step 4: Simplify right side
    1,205,124.72x = 554,181,044,122.25
  5. Step 5: Solve for x
    x = 554,181,044,122.25/1,205,124.72
  6. Step 6: Final answer
    x = 459,853.69

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1.5x scale

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.