Home / 896,697.70-1,237,425.93-488,803.30

Finding the Fourth Proportional to 896,697.70, 1,237,425.93 and 488,803.30

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Solution

The fourth proportional to 896,697.70, 1,237,425.93 and 488,803.30 is: 674,539.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,697.70 : 1,237,425.93 = 488,803.30 : x
  2. Step 2: Convert to fraction form
    896,697.70/1,237,425.93 = 488,803.30/x
  3. Step 3: Cross multiply
    896,697.70x = 1,237,425.93 × 488,803.30
  4. Step 4: Simplify right side
    896,697.70x = 604,857,878,089.57
  5. Step 5: Solve for x
    x = 604,857,878,089.57/896,697.70
  6. Step 6: Final answer
    x = 674,539.34

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Double scale
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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.