Home / 972,000.10-1,458,000.15-546,847.30

Finding the Fourth Proportional to 972,000.10, 1,458,000.15 and 546,847.30

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Solution

The fourth proportional to 972,000.10, 1,458,000.15 and 546,847.30 is: 820,270.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,000.10 : 1,458,000.15 = 546,847.30 : x
  2. Step 2: Convert to fraction form
    972,000.10/1,458,000.15 = 546,847.30/x
  3. Step 3: Cross multiply
    972,000.10x = 1,458,000.15 × 546,847.30
  4. Step 4: Simplify right side
    972,000.10x = 797,303,445,427.10
  5. Step 5: Solve for x
    x = 797,303,445,427.10/972,000.10
  6. Step 6: Final answer
    x = 820,270.95

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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.