Home / 705,360.48-973,369.80-383,063.28

Finding the Fourth Proportional to 705,360.48, 973,369.80 and 383,063.28

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Solution

The fourth proportional to 705,360.48, 973,369.80 and 383,063.28 is: 528,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,360.48 : 973,369.80 = 383,063.28 : x
  2. Step 2: Convert to fraction form
    705,360.48/973,369.80 = 383,063.28/x
  3. Step 3: Cross multiply
    705,360.48x = 973,369.80 × 383,063.28
  4. Step 4: Simplify right side
    705,360.48x = 372,862,228,240.94
  5. Step 5: Solve for x
    x = 372,862,228,240.94/705,360.48
  6. Step 6: Final answer
    x = 528,612.30

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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.