Home / 714,547.31-1,070,419.62-414,397.31

Finding the Fourth Proportional to 714,547.31, 1,070,419.62 and 414,397.31

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Solution

The fourth proportional to 714,547.31, 1,070,419.62 and 414,397.31 is: 620,783.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,547.31 : 1,070,419.62 = 414,397.31 : x
  2. Step 2: Convert to fraction form
    714,547.31/1,070,419.62 = 414,397.31/x
  3. Step 3: Cross multiply
    714,547.31x = 1,070,419.62 × 414,397.31
  4. Step 4: Simplify right side
    714,547.31x = 443,579,011,099.22
  5. Step 5: Solve for x
    x = 443,579,011,099.22/714,547.31
  6. Step 6: Final answer
    x = 620,783.26

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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.