Home / 845,152.16-1,166,393.76-482,631.08

Finding the Fourth Proportional to 845,152.16, 1,166,393.76 and 482,631.08

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Solution

The fourth proportional to 845,152.16, 1,166,393.76 and 482,631.08 is: 666,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,152.16 : 1,166,393.76 = 482,631.08 : x
  2. Step 2: Convert to fraction form
    845,152.16/1,166,393.76 = 482,631.08/x
  3. Step 3: Cross multiply
    845,152.16x = 1,166,393.76 × 482,631.08
  4. Step 4: Simplify right side
    845,152.16x = 562,937,880,094.06
  5. Step 5: Solve for x
    x = 562,937,880,094.06/845,152.16
  6. Step 6: Final answer
    x = 666,078.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.