Home / 759,152.79-1,136,357.51-506,640.15

Finding the Fourth Proportional to 759,152.79, 1,136,357.51 and 506,640.15

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Solution

The fourth proportional to 759,152.79, 1,136,357.51 and 506,640.15 is: 758,377.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,152.79 : 1,136,357.51 = 506,640.15 : x
  2. Step 2: Convert to fraction form
    759,152.79/1,136,357.51 = 506,640.15/x
  3. Step 3: Cross multiply
    759,152.79x = 1,136,357.51 × 506,640.15
  4. Step 4: Simplify right side
    759,152.79x = 575,724,336,786.83
  5. Step 5: Solve for x
    x = 575,724,336,786.83/759,152.79
  6. Step 6: Final answer
    x = 758,377.42

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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.