Home / 954,433.76-1,316,981.56-561,733.23

Finding the Fourth Proportional to 954,433.76, 1,316,981.56 and 561,733.23

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Solution

The fourth proportional to 954,433.76, 1,316,981.56 and 561,733.23 is: 775,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,433.76 : 1,316,981.56 = 561,733.23 : x
  2. Step 2: Convert to fraction form
    954,433.76/1,316,981.56 = 561,733.23/x
  3. Step 3: Cross multiply
    954,433.76x = 1,316,981.56 × 561,733.23
  4. Step 4: Simplify right side
    954,433.76x = 739,792,301,148.94
  5. Step 5: Solve for x
    x = 739,792,301,148.94/954,433.76
  6. Step 6: Final answer
    x = 775,111.21

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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.