Home / 695,422.10-1,044,117.30-545,831.30

Finding the Fourth Proportional to 695,422.10, 1,044,117.30 and 545,831.30

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Solution

The fourth proportional to 695,422.10, 1,044,117.30 and 545,831.30 is: 819,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,422.10 : 1,044,117.30 = 545,831.30 : x
  2. Step 2: Convert to fraction form
    695,422.10/1,044,117.30 = 545,831.30/x
  3. Step 3: Cross multiply
    695,422.10x = 1,044,117.30 × 545,831.30
  4. Step 4: Simplify right side
    695,422.10x = 569,911,903,211.49
  5. Step 5: Solve for x
    x = 569,911,903,211.49/695,422.10
  6. Step 6: Final answer
    x = 819,519.40

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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.