Home / 662,101.10-993,670.05-307,159.10

Finding the Fourth Proportional to 662,101.10, 993,670.05 and 307,159.10

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Solution

The fourth proportional to 662,101.10, 993,670.05 and 307,159.10 is: 460,979.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,101.10 : 993,670.05 = 307,159.10 : x
  2. Step 2: Convert to fraction form
    662,101.10/993,670.05 = 307,159.10/x
  3. Step 3: Cross multiply
    662,101.10x = 993,670.05 × 307,159.10
  4. Step 4: Simplify right side
    662,101.10x = 305,214,798,254.96
  5. Step 5: Solve for x
    x = 305,214,798,254.96/662,101.10
  6. Step 6: Final answer
    x = 460,979.14

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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.