Home / 880,330.63-1,319,621.04-524,811.91

Finding the Fourth Proportional to 880,330.63, 1,319,621.04 and 524,811.91

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Solution

The fourth proportional to 880,330.63, 1,319,621.04 and 524,811.91 is: 786,696.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,330.63 : 1,319,621.04 = 524,811.91 : x
  2. Step 2: Convert to fraction form
    880,330.63/1,319,621.04 = 524,811.91/x
  3. Step 3: Cross multiply
    880,330.63x = 1,319,621.04 × 524,811.91
  4. Step 4: Simplify right side
    880,330.63x = 692,552,838,478.59
  5. Step 5: Solve for x
    x = 692,552,838,478.59/880,330.63
  6. Step 6: Final answer
    x = 786,696.29

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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.