Home / 852,510.07-1,176,380.08-470,512.23

Finding the Fourth Proportional to 852,510.07, 1,176,380.08 and 470,512.23

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Solution

The fourth proportional to 852,510.07, 1,176,380.08 and 470,512.23 is: 649,260.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,510.07 : 1,176,380.08 = 470,512.23 : x
  2. Step 2: Convert to fraction form
    852,510.07/1,176,380.08 = 470,512.23/x
  3. Step 3: Cross multiply
    852,510.07x = 1,176,380.08 × 470,512.23
  4. Step 4: Simplify right side
    852,510.07x = 553,501,214,768.38
  5. Step 5: Solve for x
    x = 553,501,214,768.38/852,510.07
  6. Step 6: Final answer
    x = 649,260.62

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Double scale
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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.