Home / 913,158.92-1,369,699.08-239,225.30

Finding the Fourth Proportional to 913,158.92, 1,369,699.08 and 239,225.30

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Solution

The fourth proportional to 913,158.92, 1,369,699.08 and 239,225.30 is: 358,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,158.92 : 1,369,699.08 = 239,225.30 : x
  2. Step 2: Convert to fraction form
    913,158.92/1,369,699.08 = 239,225.30/x
  3. Step 3: Cross multiply
    913,158.92x = 1,369,699.08 × 239,225.30
  4. Step 4: Simplify right side
    913,158.92x = 327,666,673,322.72
  5. Step 5: Solve for x
    x = 327,666,673,322.72/913,158.92
  6. Step 6: Final answer
    x = 358,827.65

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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.