Home / 786,086.10-1,176,407.55-470,769.30

Finding the Fourth Proportional to 786,086.10, 1,176,407.55 and 470,769.30

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Solution

The fourth proportional to 786,086.10, 1,176,407.55 and 470,769.30 is: 704,524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,086.10 : 1,176,407.55 = 470,769.30 : x
  2. Step 2: Convert to fraction form
    786,086.10/1,176,407.55 = 470,769.30/x
  3. Step 3: Cross multiply
    786,086.10x = 1,176,407.55 × 470,769.30
  4. Step 4: Simplify right side
    786,086.10x = 553,816,558,828.22
  5. Step 5: Solve for x
    x = 553,816,558,828.22/786,086.10
  6. Step 6: Final answer
    x = 704,524.04

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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.