Home / 913,271.10-1,369,993.05-248,423.10

Finding the Fourth Proportional to 913,271.10, 1,369,993.05 and 248,423.10

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Solution

The fourth proportional to 913,271.10, 1,369,993.05 and 248,423.10 is: 372,658.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,271.10 : 1,369,993.05 = 248,423.10 : x
  2. Step 2: Convert to fraction form
    913,271.10/1,369,993.05 = 248,423.10/x
  3. Step 3: Cross multiply
    913,271.10x = 1,369,993.05 × 248,423.10
  4. Step 4: Simplify right side
    913,271.10x = 340,337,920,459.46
  5. Step 5: Solve for x
    x = 340,337,920,459.46/913,271.10
  6. Step 6: Final answer
    x = 372,658.15

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Double scale
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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.