Home / 756,668.32-1,044,210.36-417,148.72

Finding the Fourth Proportional to 756,668.32, 1,044,210.36 and 417,148.72

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Solution

The fourth proportional to 756,668.32, 1,044,210.36 and 417,148.72 is: 575,669.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,668.32 : 1,044,210.36 = 417,148.72 : x
  2. Step 2: Convert to fraction form
    756,668.32/1,044,210.36 = 417,148.72/x
  3. Step 3: Cross multiply
    756,668.32x = 1,044,210.36 × 417,148.72
  4. Step 4: Simplify right side
    756,668.32x = 435,591,015,084.74
  5. Step 5: Solve for x
    x = 435,591,015,084.74/756,668.32
  6. Step 6: Final answer
    x = 575,669.69

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Double scale
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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.