Home / 649,239.90-973,399.05-249,726.30

Finding the Fourth Proportional to 649,239.90, 973,399.05 and 249,726.30

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Solution

The fourth proportional to 649,239.90, 973,399.05 and 249,726.30 is: 374,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,239.90 : 973,399.05 = 249,726.30 : x
  2. Step 2: Convert to fraction form
    649,239.90/973,399.05 = 249,726.30/x
  3. Step 3: Cross multiply
    649,239.90x = 973,399.05 × 249,726.30
  4. Step 4: Simplify right side
    649,239.90x = 243,083,343,180.02
  5. Step 5: Solve for x
    x = 243,083,343,180.02/649,239.90
  6. Step 6: Final answer
    x = 374,412.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.