Home / 732,061.95-1,010,255.81-421,793.06

Finding the Fourth Proportional to 732,061.95, 1,010,255.81 and 421,793.06

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Solution

The fourth proportional to 732,061.95, 1,010,255.81 and 421,793.06 is: 582,080.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,061.95 : 1,010,255.81 = 421,793.06 : x
  2. Step 2: Convert to fraction form
    732,061.95/1,010,255.81 = 421,793.06/x
  3. Step 3: Cross multiply
    732,061.95x = 1,010,255.81 × 421,793.06
  4. Step 4: Simplify right side
    732,061.95x = 426,118,882,322.43
  5. Step 5: Solve for x
    x = 426,118,882,322.43/732,061.95
  6. Step 6: Final answer
    x = 582,080.36

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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.