Home / 948,269.37-1,308,570.08-540,459.48

Finding the Fourth Proportional to 948,269.37, 1,308,570.08 and 540,459.48

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Solution

The fourth proportional to 948,269.37, 1,308,570.08 and 540,459.48 is: 745,810.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,269.37 : 1,308,570.08 = 540,459.48 : x
  2. Step 2: Convert to fraction form
    948,269.37/1,308,570.08 = 540,459.48/x
  3. Step 3: Cross multiply
    948,269.37x = 1,308,570.08 × 540,459.48
  4. Step 4: Simplify right side
    948,269.37x = 707,229,102,278.06
  5. Step 5: Solve for x
    x = 707,229,102,278.06/948,269.37
  6. Step 6: Final answer
    x = 745,810.34

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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.