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Finding the Fourth Proportional to 365,897.40, 548,846.10 and 306,848.40

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Solution

The fourth proportional to 365,897.40, 548,846.10 and 306,848.40 is: 460,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,897.40 : 548,846.10 = 306,848.40 : x
  2. Step 2: Convert to fraction form
    365,897.40/548,846.10 = 306,848.40/x
  3. Step 3: Cross multiply
    365,897.40x = 548,846.10 × 306,848.40
  4. Step 4: Simplify right side
    365,897.40x = 168,412,547,631.24
  5. Step 5: Solve for x
    x = 168,412,547,631.24/365,897.40
  6. Step 6: Final answer
    x = 460,272.60

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1.5x scale

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.