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Finding the Fourth Proportional to 573,019.77, 859,526.49 and 146,554.87

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Solution

The fourth proportional to 573,019.77, 859,526.49 and 146,554.87 is: 219,831.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,019.77 : 859,526.49 = 146,554.87 : x
  2. Step 2: Convert to fraction form
    573,019.77/859,526.49 = 146,554.87/x
  3. Step 3: Cross multiply
    573,019.77x = 859,526.49 × 146,554.87
  4. Step 4: Simplify right side
    573,019.77x = 125,967,792,191.51
  5. Step 5: Solve for x
    x = 125,967,792,191.51/573,019.77
  6. Step 6: Final answer
    x = 219,831.49

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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.