Home / 646,014.60-891,529.32-374,094.36

Finding the Fourth Proportional to 646,014.60, 891,529.32 and 374,094.36

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Solution

The fourth proportional to 646,014.60, 891,529.32 and 374,094.36 is: 516,267.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,014.60 : 891,529.32 = 374,094.36 : x
  2. Step 2: Convert to fraction form
    646,014.60/891,529.32 = 374,094.36/x
  3. Step 3: Cross multiply
    646,014.60x = 891,529.32 × 374,094.36
  4. Step 4: Simplify right side
    646,014.60x = 333,516,090,386.64
  5. Step 5: Solve for x
    x = 333,516,090,386.64/646,014.60
  6. Step 6: Final answer
    x = 516,267.11

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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.