Home / 1,021,336.32-1,532,349.54-452,639.64

Finding the Fourth Proportional to 1,021,336.32, 1,532,349.54 and 452,639.64

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Solution

The fourth proportional to 1,021,336.32, 1,532,349.54 and 452,639.64 is: 679,112.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,336.32 : 1,532,349.54 = 452,639.64 : x
  2. Step 2: Convert to fraction form
    1,021,336.32/1,532,349.54 = 452,639.64/x
  3. Step 3: Cross multiply
    1,021,336.32x = 1,532,349.54 × 452,639.64
  4. Step 4: Simplify right side
    1,021,336.32x = 693,602,144,139.77
  5. Step 5: Solve for x
    x = 693,602,144,139.77/1,021,336.32
  6. Step 6: Final answer
    x = 679,112.38

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1.5x scale

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.