Home / 938,240.46-1,406,827.47-369,313.20

Finding the Fourth Proportional to 938,240.46, 1,406,827.47 and 369,313.20

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Solution

The fourth proportional to 938,240.46, 1,406,827.47 and 369,313.20 is: 553,759.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,240.46 : 1,406,827.47 = 369,313.20 : x
  2. Step 2: Convert to fraction form
    938,240.46/1,406,827.47 = 369,313.20/x
  3. Step 3: Cross multiply
    938,240.46x = 1,406,827.47 × 369,313.20
  4. Step 4: Simplify right side
    938,240.46x = 519,559,954,793.60
  5. Step 5: Solve for x
    x = 519,559,954,793.60/938,240.46
  6. Step 6: Final answer
    x = 553,759.91

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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.