Home / 896,697.63-1,237,432.67-488,790.54

Finding the Fourth Proportional to 896,697.63, 1,237,432.67 and 488,790.54

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Solution

The fourth proportional to 896,697.63, 1,237,432.67 and 488,790.54 is: 674,525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,697.63 : 1,237,432.67 = 488,790.54 : x
  2. Step 2: Convert to fraction form
    896,697.63/1,237,432.67 = 488,790.54/x
  3. Step 3: Cross multiply
    896,697.63x = 1,237,432.67 × 488,790.54
  4. Step 4: Simplify right side
    896,697.63x = 604,845,380,538.99
  5. Step 5: Solve for x
    x = 604,845,380,538.99/896,697.63
  6. Step 6: Final answer
    x = 674,525.46

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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.