Home / 735,986.10-1,103,979.15-510,870.90

Finding the Fourth Proportional to 735,986.10, 1,103,979.15 and 510,870.90

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Solution

The fourth proportional to 735,986.10, 1,103,979.15 and 510,870.90 is: 766,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,986.10 : 1,103,979.15 = 510,870.90 : x
  2. Step 2: Convert to fraction form
    735,986.10/1,103,979.15 = 510,870.90/x
  3. Step 3: Cross multiply
    735,986.10x = 1,103,979.15 × 510,870.90
  4. Step 4: Simplify right side
    735,986.10x = 563,990,821,941.74
  5. Step 5: Solve for x
    x = 563,990,821,941.74/735,986.10
  6. Step 6: Final answer
    x = 766,306.35

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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.