Home / 915,606.90-1,373,582.52-368,541.12

Finding the Fourth Proportional to 915,606.90, 1,373,582.52 and 368,541.12

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Solution

The fourth proportional to 915,606.90, 1,373,582.52 and 368,541.12 is: 552,880.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,606.90 : 1,373,582.52 = 368,541.12 : x
  2. Step 2: Convert to fraction form
    915,606.90/1,373,582.52 = 368,541.12/x
  3. Step 3: Cross multiply
    915,606.90x = 1,373,582.52 × 368,541.12
  4. Step 4: Simplify right side
    915,606.90x = 506,221,640,333.22
  5. Step 5: Solve for x
    x = 506,221,640,333.22/915,606.90
  6. Step 6: Final answer
    x = 552,880.98

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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.