Home / 947,482.83-1,307,659.65-603,208.78

Finding the Fourth Proportional to 947,482.83, 1,307,659.65 and 603,208.78

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Solution

The fourth proportional to 947,482.83, 1,307,659.65 and 603,208.78 is: 832,513.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,482.83 : 1,307,659.65 = 603,208.78 : x
  2. Step 2: Convert to fraction form
    947,482.83/1,307,659.65 = 603,208.78/x
  3. Step 3: Cross multiply
    947,482.83x = 1,307,659.65 × 603,208.78
  4. Step 4: Simplify right side
    947,482.83x = 788,791,782,131.73
  5. Step 5: Solve for x
    x = 788,791,782,131.73/947,482.83
  6. Step 6: Final answer
    x = 832,513.01

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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.