Home / 972,193.54-1,342,131.52-710,255.08

Finding the Fourth Proportional to 972,193.54, 1,342,131.52 and 710,255.08

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Solution

The fourth proportional to 972,193.54, 1,342,131.52 and 710,255.08 is: 980,520.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,193.54 : 1,342,131.52 = 710,255.08 : x
  2. Step 2: Convert to fraction form
    972,193.54/1,342,131.52 = 710,255.08/x
  3. Step 3: Cross multiply
    972,193.54x = 1,342,131.52 × 710,255.08
  4. Step 4: Simplify right side
    972,193.54x = 953,255,730,108.12
  5. Step 5: Solve for x
    x = 953,255,730,108.12/972,193.54
  6. Step 6: Final answer
    x = 980,520.54

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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.