Home / 852,652.74-1,176,663.60-470,678.61

Finding the Fourth Proportional to 852,652.74, 1,176,663.60 and 470,678.61

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Solution

The fourth proportional to 852,652.74, 1,176,663.60 and 470,678.61 is: 649,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,652.74 : 1,176,663.60 = 470,678.61 : x
  2. Step 2: Convert to fraction form
    852,652.74/1,176,663.60 = 470,678.61/x
  3. Step 3: Cross multiply
    852,652.74x = 1,176,663.60 × 470,678.61
  4. Step 4: Simplify right side
    852,652.74x = 553,830,387,685.60
  5. Step 5: Solve for x
    x = 553,830,387,685.60/852,652.74
  6. Step 6: Final answer
    x = 649,538.04

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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.