Home / 933,796.80-1,402,007.40-579,502.80

Finding the Fourth Proportional to 933,796.80, 1,402,007.40 and 579,502.80

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Solution

The fourth proportional to 933,796.80, 1,402,007.40 and 579,502.80 is: 870,068.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,796.80 : 1,402,007.40 = 579,502.80 : x
  2. Step 2: Convert to fraction form
    933,796.80/1,402,007.40 = 579,502.80/x
  3. Step 3: Cross multiply
    933,796.80x = 1,402,007.40 × 579,502.80
  4. Step 4: Simplify right side
    933,796.80x = 812,467,213,920.72
  5. Step 5: Solve for x
    x = 812,467,213,920.72/933,796.80
  6. Step 6: Final answer
    x = 870,068.54

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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.