Home / 852,701.57-1,176,731.93-470,731.49

Finding the Fourth Proportional to 852,701.57, 1,176,731.93 and 470,731.49

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Solution

The fourth proportional to 852,701.57, 1,176,731.93 and 470,731.49 is: 649,611.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,701.57 : 1,176,731.93 = 470,731.49 : x
  2. Step 2: Convert to fraction form
    852,701.57/1,176,731.93 = 470,731.49/x
  3. Step 3: Cross multiply
    852,701.57x = 1,176,731.93 × 470,731.49
  4. Step 4: Simplify right side
    852,701.57x = 553,924,772,385.82
  5. Step 5: Solve for x
    x = 553,924,772,385.82/852,701.57
  6. Step 6: Final answer
    x = 649,611.53

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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.