Home / 938,230.32-1,406,812.32-369,303.07

Finding the Fourth Proportional to 938,230.32, 1,406,812.32 and 369,303.07

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Solution

The fourth proportional to 938,230.32, 1,406,812.32 and 369,303.07 is: 553,744.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,230.32 : 1,406,812.32 = 369,303.07 : x
  2. Step 2: Convert to fraction form
    938,230.32/1,406,812.32 = 369,303.07/x
  3. Step 3: Cross multiply
    938,230.32x = 1,406,812.32 × 369,303.07
  4. Step 4: Simplify right side
    938,230.32x = 519,540,108,689.82
  5. Step 5: Solve for x
    x = 519,540,108,689.82/938,230.32
  6. Step 6: Final answer
    x = 553,744.74

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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.