Home / 852,483.30-1,176,343.20-470,485.41

Finding the Fourth Proportional to 852,483.30, 1,176,343.20 and 470,485.41

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Solution

The fourth proportional to 852,483.30, 1,176,343.20 and 470,485.41 is: 649,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,483.30 : 1,176,343.20 = 470,485.41 : x
  2. Step 2: Convert to fraction form
    852,483.30/1,176,343.20 = 470,485.41/x
  3. Step 3: Cross multiply
    852,483.30x = 1,176,343.20 × 470,485.41
  4. Step 4: Simplify right side
    852,483.30x = 553,452,312,752.71
  5. Step 5: Solve for x
    x = 553,452,312,752.71/852,483.30
  6. Step 6: Final answer
    x = 649,223.64

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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.