Home / 972,220.25-1,341,664.06-536,637.74

Finding the Fourth Proportional to 972,220.25, 1,341,664.06 and 536,637.74

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Solution

The fourth proportional to 972,220.25, 1,341,664.06 and 536,637.74 is: 740,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,220.25 : 1,341,664.06 = 536,637.74 : x
  2. Step 2: Convert to fraction form
    972,220.25/1,341,664.06 = 536,637.74/x
  3. Step 3: Cross multiply
    972,220.25x = 1,341,664.06 × 536,637.74
  4. Step 4: Simplify right side
    972,220.25x = 719,987,566,314.44
  5. Step 5: Solve for x
    x = 719,987,566,314.44/972,220.25
  6. Step 6: Final answer
    x = 740,560.15

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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.