Home / 758,717.18-1,047,017.44-414,545.75

Finding the Fourth Proportional to 758,717.18, 1,047,017.44 and 414,545.75

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Solution

The fourth proportional to 758,717.18, 1,047,017.44 and 414,545.75 is: 572,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,717.18 : 1,047,017.44 = 414,545.75 : x
  2. Step 2: Convert to fraction form
    758,717.18/1,047,017.44 = 414,545.75/x
  3. Step 3: Cross multiply
    758,717.18x = 1,047,017.44 × 414,545.75
  4. Step 4: Simplify right side
    758,717.18x = 434,036,629,137.29
  5. Step 5: Solve for x
    x = 434,036,629,137.29/758,717.18
  6. Step 6: Final answer
    x = 572,066.43

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1.5x scale

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.