Home / 947,783.64-1,307,944.04-565,802.20

Finding the Fourth Proportional to 947,783.64, 1,307,944.04 and 565,802.20

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Solution

The fourth proportional to 947,783.64, 1,307,944.04 and 565,802.20 is: 780,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,783.64 : 1,307,944.04 = 565,802.20 : x
  2. Step 2: Convert to fraction form
    947,783.64/1,307,944.04 = 565,802.20/x
  3. Step 3: Cross multiply
    947,783.64x = 1,307,944.04 × 565,802.20
  4. Step 4: Simplify right side
    947,783.64x = 740,037,615,308.89
  5. Step 5: Solve for x
    x = 740,037,615,308.89/947,783.64
  6. Step 6: Final answer
    x = 780,808.60

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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.