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Finding the Fourth Proportional to 668,095.50, 999,632.25 and 468,804.72

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Solution

The fourth proportional to 668,095.50, 999,632.25 and 468,804.72 is: 701,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,095.50 : 999,632.25 = 468,804.72 : x
  2. Step 2: Convert to fraction form
    668,095.50/999,632.25 = 468,804.72/x
  3. Step 3: Cross multiply
    668,095.50x = 999,632.25 × 468,804.72
  4. Step 4: Simplify right side
    668,095.50x = 468,632,317,064.22
  5. Step 5: Solve for x
    x = 468,632,317,064.22/668,095.50
  6. Step 6: Final answer
    x = 701,445.10

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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.