Home / 972,155.40-1,458,233.10-552,251.40

Finding the Fourth Proportional to 972,155.40, 1,458,233.10 and 552,251.40

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Solution

The fourth proportional to 972,155.40, 1,458,233.10 and 552,251.40 is: 828,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,155.40 : 1,458,233.10 = 552,251.40 : x
  2. Step 2: Convert to fraction form
    972,155.40/1,458,233.10 = 552,251.40/x
  3. Step 3: Cross multiply
    972,155.40x = 1,458,233.10 × 552,251.40
  4. Step 4: Simplify right side
    972,155.40x = 805,311,271,001.34
  5. Step 5: Solve for x
    x = 805,311,271,001.34/972,155.40
  6. Step 6: Final answer
    x = 828,377.10

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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.