Home / 460,262.22-634,834.65-307,223.25

Finding the Fourth Proportional to 460,262.22, 634,834.65 and 307,223.25

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Solution

The fourth proportional to 460,262.22, 634,834.65 and 307,223.25 is: 423,749.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,262.22 : 634,834.65 = 307,223.25 : x
  2. Step 2: Convert to fraction form
    460,262.22/634,834.65 = 307,223.25/x
  3. Step 3: Cross multiply
    460,262.22x = 634,834.65 × 307,223.25
  4. Step 4: Simplify right side
    460,262.22x = 195,035,964,385.61
  5. Step 5: Solve for x
    x = 195,035,964,385.61/460,262.22
  6. Step 6: Final answer
    x = 423,749.67

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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.