Home / 948,509.94-1,308,985.65-546,231.54

Finding the Fourth Proportional to 948,509.94, 1,308,985.65 and 546,231.54

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Solution

The fourth proportional to 948,509.94, 1,308,985.65 and 546,231.54 is: 753,823.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,509.94 : 1,308,985.65 = 546,231.54 : x
  2. Step 2: Convert to fraction form
    948,509.94/1,308,985.65 = 546,231.54/x
  3. Step 3: Cross multiply
    948,509.94x = 1,308,985.65 × 546,231.54
  4. Step 4: Simplify right side
    948,509.94x = 715,009,247,437.40
  5. Step 5: Solve for x
    x = 715,009,247,437.40/948,509.94
  6. Step 6: Final answer
    x = 753,823.67

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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.