Home / 949,257.04-1,309,973.52-535,880.76

Finding the Fourth Proportional to 949,257.04, 1,309,973.52 and 535,880.76

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Solution

The fourth proportional to 949,257.04, 1,309,973.52 and 535,880.76 is: 739,514.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,257.04 : 1,309,973.52 = 535,880.76 : x
  2. Step 2: Convert to fraction form
    949,257.04/1,309,973.52 = 535,880.76/x
  3. Step 3: Cross multiply
    949,257.04x = 1,309,973.52 × 535,880.76
  4. Step 4: Simplify right side
    949,257.04x = 701,989,605,477.48
  5. Step 5: Solve for x
    x = 701,989,605,477.48/949,257.04
  6. Step 6: Final answer
    x = 739,514.77

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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.