Home / 706,717.20-1,057,483.80-520,093.20

Finding the Fourth Proportional to 706,717.20, 1,057,483.80 and 520,093.20

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Solution

The fourth proportional to 706,717.20, 1,057,483.80 and 520,093.20 is: 778,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,717.20 : 1,057,483.80 = 520,093.20 : x
  2. Step 2: Convert to fraction form
    706,717.20/1,057,483.80 = 520,093.20/x
  3. Step 3: Cross multiply
    706,717.20x = 1,057,483.80 × 520,093.20
  4. Step 4: Simplify right side
    706,717.20x = 549,990,133,490.16
  5. Step 5: Solve for x
    x = 549,990,133,490.16/706,717.20
  6. Step 6: Final answer
    x = 778,232.27

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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.