Home / 971,808.05-1,341,097.27-542,116.01

Finding the Fourth Proportional to 971,808.05, 1,341,097.27 and 542,116.01

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Solution

The fourth proportional to 971,808.05, 1,341,097.27 and 542,116.01 is: 748,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,808.05 : 1,341,097.27 = 542,116.01 : x
  2. Step 2: Convert to fraction form
    971,808.05/1,341,097.27 = 542,116.01/x
  3. Step 3: Cross multiply
    971,808.05x = 1,341,097.27 × 542,116.01
  4. Step 4: Simplify right side
    971,808.05x = 727,030,303,031.75
  5. Step 5: Solve for x
    x = 727,030,303,031.75/971,808.05
  6. Step 6: Final answer
    x = 748,121.30

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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.