Home / 887,384.32-1,224,841.56-524,934.18

Finding the Fourth Proportional to 887,384.32, 1,224,841.56 and 524,934.18

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Solution

The fourth proportional to 887,384.32, 1,224,841.56 and 524,934.18 is: 724,557.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,384.32 : 1,224,841.56 = 524,934.18 : x
  2. Step 2: Convert to fraction form
    887,384.32/1,224,841.56 = 524,934.18/x
  3. Step 3: Cross multiply
    887,384.32x = 1,224,841.56 × 524,934.18
  4. Step 4: Simplify right side
    887,384.32x = 642,961,199,928.52
  5. Step 5: Solve for x
    x = 642,961,199,928.52/887,384.32
  6. Step 6: Final answer
    x = 724,557.77

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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.