Home / 852,518.40-1,176,473.16-470,542.56

Finding the Fourth Proportional to 852,518.40, 1,176,473.16 and 470,542.56

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Solution

The fourth proportional to 852,518.40, 1,176,473.16 and 470,542.56 is: 649,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,518.40 : 1,176,473.16 = 470,542.56 : x
  2. Step 2: Convert to fraction form
    852,518.40/1,176,473.16 = 470,542.56/x
  3. Step 3: Cross multiply
    852,518.40x = 1,176,473.16 × 470,542.56
  4. Step 4: Simplify right side
    852,518.40x = 553,580,692,477.69
  5. Step 5: Solve for x
    x = 553,580,692,477.69/852,518.40
  6. Step 6: Final answer
    x = 649,347.50

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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.