Home / 867,852.06-1,301,526.77-260,615.90

Finding the Fourth Proportional to 867,852.06, 1,301,526.77 and 260,615.90

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Solution

The fourth proportional to 867,852.06, 1,301,526.77 and 260,615.90 is: 390,848.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,852.06 : 1,301,526.77 = 260,615.90 : x
  2. Step 2: Convert to fraction form
    867,852.06/1,301,526.77 = 260,615.90/x
  3. Step 3: Cross multiply
    867,852.06x = 1,301,526.77 × 260,615.90
  4. Step 4: Simplify right side
    867,852.06x = 339,198,562,726.93
  5. Step 5: Solve for x
    x = 339,198,562,726.93/867,852.06
  6. Step 6: Final answer
    x = 390,848.37

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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.