Home / 933,837.74-1,288,701.40-531,429.74

Finding the Fourth Proportional to 933,837.74, 1,288,701.40 and 531,429.74

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Solution

The fourth proportional to 933,837.74, 1,288,701.40 and 531,429.74 is: 733,376.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,837.74 : 1,288,701.40 = 531,429.74 : x
  2. Step 2: Convert to fraction form
    933,837.74/1,288,701.40 = 531,429.74/x
  3. Step 3: Cross multiply
    933,837.74x = 1,288,701.40 × 531,429.74
  4. Step 4: Simplify right side
    933,837.74x = 684,854,249,939.64
  5. Step 5: Solve for x
    x = 684,854,249,939.64/933,837.74
  6. Step 6: Final answer
    x = 733,376.07

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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.