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Finding the Fourth Proportional to 306,571.07, 459,925.79 and 93,358.06

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Solution

The fourth proportional to 306,571.07, 459,925.79 and 93,358.06 is: 140,058.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,571.07 : 459,925.79 = 93,358.06 : x
  2. Step 2: Convert to fraction form
    306,571.07/459,925.79 = 93,358.06/x
  3. Step 3: Cross multiply
    306,571.07x = 459,925.79 × 93,358.06
  4. Step 4: Simplify right side
    306,571.07x = 42,937,779,498.37
  5. Step 5: Solve for x
    x = 42,937,779,498.37/306,571.07
  6. Step 6: Final answer
    x = 140,058.16

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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.