Home / 896,426.25-1,237,032.17-488,519.40

Finding the Fourth Proportional to 896,426.25, 1,237,032.17 and 488,519.40

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Solution

The fourth proportional to 896,426.25, 1,237,032.17 and 488,519.40 is: 674,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,426.25 : 1,237,032.17 = 488,519.40 : x
  2. Step 2: Convert to fraction form
    896,426.25/1,237,032.17 = 488,519.40/x
  3. Step 3: Cross multiply
    896,426.25x = 1,237,032.17 × 488,519.40
  4. Step 4: Simplify right side
    896,426.25x = 604,314,211,026.50
  5. Step 5: Solve for x
    x = 604,314,211,026.50/896,426.25
  6. Step 6: Final answer
    x = 674,137.12

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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.