Home / 753,545.07-1,039,598.69-426,782.97

Finding the Fourth Proportional to 753,545.07, 1,039,598.69 and 426,782.97

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Solution

The fourth proportional to 753,545.07, 1,039,598.69 and 426,782.97 is: 588,794.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,545.07 : 1,039,598.69 = 426,782.97 : x
  2. Step 2: Convert to fraction form
    753,545.07/1,039,598.69 = 426,782.97/x
  3. Step 3: Cross multiply
    753,545.07x = 1,039,598.69 × 426,782.97
  4. Step 4: Simplify right side
    753,545.07x = 443,683,014,392.40
  5. Step 5: Solve for x
    x = 443,683,014,392.40/753,545.07
  6. Step 6: Final answer
    x = 588,794.26

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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.