Home / 971,807.36-1,341,096.32-542,115.32

Finding the Fourth Proportional to 971,807.36, 1,341,096.32 and 542,115.32

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Solution

The fourth proportional to 971,807.36, 1,341,096.32 and 542,115.32 is: 748,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,807.36 : 1,341,096.32 = 542,115.32 : x
  2. Step 2: Convert to fraction form
    971,807.36/1,341,096.32 = 542,115.32/x
  3. Step 3: Cross multiply
    971,807.36x = 1,341,096.32 × 542,115.32
  4. Step 4: Simplify right side
    971,807.36x = 727,028,860,667.62
  5. Step 5: Solve for x
    x = 727,028,860,667.62/971,807.36
  6. Step 6: Final answer
    x = 748,120.35

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1.5x scale

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.