Home / 735,867.63-1,015,774.88-430,043.67

Finding the Fourth Proportional to 735,867.63, 1,015,774.88 and 430,043.67

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Solution

The fourth proportional to 735,867.63, 1,015,774.88 and 430,043.67 is: 593,622.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,867.63 : 1,015,774.88 = 430,043.67 : x
  2. Step 2: Convert to fraction form
    735,867.63/1,015,774.88 = 430,043.67/x
  3. Step 3: Cross multiply
    735,867.63x = 1,015,774.88 × 430,043.67
  4. Step 4: Simplify right side
    735,867.63x = 436,827,555,138.79
  5. Step 5: Solve for x
    x = 436,827,555,138.79/735,867.63
  6. Step 6: Final answer
    x = 593,622.46

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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.