Home / 841,695.36-1,262,580.52-308,925.74

Finding the Fourth Proportional to 841,695.36, 1,262,580.52 and 308,925.74

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Solution

The fourth proportional to 841,695.36, 1,262,580.52 and 308,925.74 is: 463,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,695.36 : 1,262,580.52 = 308,925.74 : x
  2. Step 2: Convert to fraction form
    841,695.36/1,262,580.52 = 308,925.74/x
  3. Step 3: Cross multiply
    841,695.36x = 1,262,580.52 × 308,925.74
  4. Step 4: Simplify right side
    841,695.36x = 390,043,621,450.59
  5. Step 5: Solve for x
    x = 390,043,621,450.59/841,695.36
  6. Step 6: Final answer
    x = 463,402.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.