Home / 898,501.86-1,347,946.17-258,801.18

Finding the Fourth Proportional to 898,501.86, 1,347,946.17 and 258,801.18

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Solution

The fourth proportional to 898,501.86, 1,347,946.17 and 258,801.18 is: 388,257.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,501.86 : 1,347,946.17 = 258,801.18 : x
  2. Step 2: Convert to fraction form
    898,501.86/1,347,946.17 = 258,801.18/x
  3. Step 3: Cross multiply
    898,501.86x = 1,347,946.17 × 258,801.18
  4. Step 4: Simplify right side
    898,501.86x = 348,850,059,372.48
  5. Step 5: Solve for x
    x = 348,850,059,372.48/898,501.86
  6. Step 6: Final answer
    x = 388,257.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.