Home / 875,447.58-1,208,117.63-473,039.58

Finding the Fourth Proportional to 875,447.58, 1,208,117.63 and 473,039.58

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Solution

The fourth proportional to 875,447.58, 1,208,117.63 and 473,039.58 is: 652,794.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,447.58 : 1,208,117.63 = 473,039.58 : x
  2. Step 2: Convert to fraction form
    875,447.58/1,208,117.63 = 473,039.58/x
  3. Step 3: Cross multiply
    875,447.58x = 1,208,117.63 × 473,039.58
  4. Step 4: Simplify right side
    875,447.58x = 571,487,453,920.60
  5. Step 5: Solve for x
    x = 571,487,453,920.60/875,447.58
  6. Step 6: Final answer
    x = 652,794.60

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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.