Home / 942,859.55-1,301,283.30-529,442.72

Finding the Fourth Proportional to 942,859.55, 1,301,283.30 and 529,442.72

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Solution

The fourth proportional to 942,859.55, 1,301,283.30 and 529,442.72 is: 730,707.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,859.55 : 1,301,283.30 = 529,442.72 : x
  2. Step 2: Convert to fraction form
    942,859.55/1,301,283.30 = 529,442.72/x
  3. Step 3: Cross multiply
    942,859.55x = 1,301,283.30 × 529,442.72
  4. Step 4: Simplify right side
    942,859.55x = 688,954,963,336.16
  5. Step 5: Solve for x
    x = 688,954,963,336.16/942,859.55
  6. Step 6: Final answer
    x = 730,707.95

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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.