Home / 897,379.40-1,344,254.70-559,382.60

Finding the Fourth Proportional to 897,379.40, 1,344,254.70 and 559,382.60

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Solution

The fourth proportional to 897,379.40, 1,344,254.70 and 559,382.60 is: 837,942.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,379.40 : 1,344,254.70 = 559,382.60 : x
  2. Step 2: Convert to fraction form
    897,379.40/1,344,254.70 = 559,382.60/x
  3. Step 3: Cross multiply
    897,379.40x = 1,344,254.70 × 559,382.60
  4. Step 4: Simplify right side
    897,379.40x = 751,952,689,148.22
  5. Step 5: Solve for x
    x = 751,952,689,148.22/897,379.40
  6. Step 6: Final answer
    x = 837,942.89

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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.