Home / 972,190.54-1,342,127.38-710,252.08

Finding the Fourth Proportional to 972,190.54, 1,342,127.38 and 710,252.08

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Solution

The fourth proportional to 972,190.54, 1,342,127.38 and 710,252.08 is: 980,516.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,190.54 : 1,342,127.38 = 710,252.08 : x
  2. Step 2: Convert to fraction form
    972,190.54/1,342,127.38 = 710,252.08/x
  3. Step 3: Cross multiply
    972,190.54x = 1,342,127.38 × 710,252.08
  4. Step 4: Simplify right side
    972,190.54x = 953,248,765,243.04
  5. Step 5: Solve for x
    x = 953,248,765,243.04/972,190.54
  6. Step 6: Final answer
    x = 980,516.40

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Double scale
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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.