Home / 370,946.63-556,419.07-243,666.34

Finding the Fourth Proportional to 370,946.63, 556,419.07 and 243,666.34

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Solution

The fourth proportional to 370,946.63, 556,419.07 and 243,666.34 is: 365,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,946.63 : 556,419.07 = 243,666.34 : x
  2. Step 2: Convert to fraction form
    370,946.63/556,419.07 = 243,666.34/x
  3. Step 3: Cross multiply
    370,946.63x = 556,419.07 × 243,666.34
  4. Step 4: Simplify right side
    370,946.63x = 135,580,597,206.64
  5. Step 5: Solve for x
    x = 135,580,597,206.64/370,946.63
  6. Step 6: Final answer
    x = 365,498.93

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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.