Home / 896,471.90-1,237,095.06-488,564.95

Finding the Fourth Proportional to 896,471.90, 1,237,095.06 and 488,564.95

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Solution

The fourth proportional to 896,471.90, 1,237,095.06 and 488,564.95 is: 674,199.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,471.90 : 1,237,095.06 = 488,564.95 : x
  2. Step 2: Convert to fraction form
    896,471.90/1,237,095.06 = 488,564.95/x
  3. Step 3: Cross multiply
    896,471.90x = 1,237,095.06 × 488,564.95
  4. Step 4: Simplify right side
    896,471.90x = 604,401,286,134.15
  5. Step 5: Solve for x
    x = 604,401,286,134.15/896,471.90
  6. Step 6: Final answer
    x = 674,199.92

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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.