Home / 757,125.76-1,044,831.54-434,856.73

Finding the Fourth Proportional to 757,125.76, 1,044,831.54 and 434,856.73

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Solution

The fourth proportional to 757,125.76, 1,044,831.54 and 434,856.73 is: 600,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,125.76 : 1,044,831.54 = 434,856.73 : x
  2. Step 2: Convert to fraction form
    757,125.76/1,044,831.54 = 434,856.73/x
  3. Step 3: Cross multiply
    757,125.76x = 1,044,831.54 × 434,856.73
  4. Step 4: Simplify right side
    757,125.76x = 454,352,026,885.26
  5. Step 5: Solve for x
    x = 454,352,026,885.26/757,125.76
  6. Step 6: Final answer
    x = 600,101.13

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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.