Home / 852,811.02-1,176,875.87-470,835.07

Finding the Fourth Proportional to 852,811.02, 1,176,875.87 and 470,835.07

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Solution

The fourth proportional to 852,811.02, 1,176,875.87 and 470,835.07 is: 649,750.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,811.02 : 1,176,875.87 = 470,835.07 : x
  2. Step 2: Convert to fraction form
    852,811.02/1,176,875.87 = 470,835.07/x
  3. Step 3: Cross multiply
    852,811.02x = 1,176,875.87 × 470,835.07
  4. Step 4: Simplify right side
    852,811.02x = 554,114,427,336.40
  5. Step 5: Solve for x
    x = 554,114,427,336.40/852,811.02
  6. Step 6: Final answer
    x = 649,750.55

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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.