Home / 971,867.90-1,341,168.56-536,289.25

Finding the Fourth Proportional to 971,867.90, 1,341,168.56 and 536,289.25

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Solution

The fourth proportional to 971,867.90, 1,341,168.56 and 536,289.25 is: 740,074.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,867.90 : 1,341,168.56 = 536,289.25 : x
  2. Step 2: Convert to fraction form
    971,867.90/1,341,168.56 = 536,289.25/x
  3. Step 3: Cross multiply
    971,867.90x = 1,341,168.56 × 536,289.25
  4. Step 4: Simplify right side
    971,867.90x = 719,254,281,165.98
  5. Step 5: Solve for x
    x = 719,254,281,165.98/971,867.90
  6. Step 6: Final answer
    x = 740,074.12

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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.