Home / 935,695.20-1,402,851.60-374,440.80

Finding the Fourth Proportional to 935,695.20, 1,402,851.60 and 374,440.80

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Solution

The fourth proportional to 935,695.20, 1,402,851.60 and 374,440.80 is: 561,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,695.20 : 1,402,851.60 = 374,440.80 : x
  2. Step 2: Convert to fraction form
    935,695.20/1,402,851.60 = 374,440.80/x
  3. Step 3: Cross multiply
    935,695.20x = 1,402,851.60 × 374,440.80
  4. Step 4: Simplify right side
    935,695.20x = 525,284,875,385.28
  5. Step 5: Solve for x
    x = 525,284,875,385.28/935,695.20
  6. Step 6: Final answer
    x = 561,384.60

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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.