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Finding the Fourth Proportional to 615,307.29, 921,632.29 and 600,249.79

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Solution

The fourth proportional to 615,307.29, 921,632.29 and 600,249.79 is: 899,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,307.29 : 921,632.29 = 600,249.79 : x
  2. Step 2: Convert to fraction form
    615,307.29/921,632.29 = 600,249.79/x
  3. Step 3: Cross multiply
    615,307.29x = 921,632.29 × 600,249.79
  4. Step 4: Simplify right side
    615,307.29x = 553,209,588,529.72
  5. Step 5: Solve for x
    x = 553,209,588,529.72/615,307.29
  6. Step 6: Final answer
    x = 899,078.55

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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.