Home / 914,606.76-1,262,055.20-506,607.38

Finding the Fourth Proportional to 914,606.76, 1,262,055.20 and 506,607.38

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Solution

The fourth proportional to 914,606.76, 1,262,055.20 and 506,607.38 is: 699,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,606.76 : 1,262,055.20 = 506,607.38 : x
  2. Step 2: Convert to fraction form
    914,606.76/1,262,055.20 = 506,607.38/x
  3. Step 3: Cross multiply
    914,606.76x = 1,262,055.20 × 506,607.38
  4. Step 4: Simplify right side
    914,606.76x = 639,366,478,287.38
  5. Step 5: Solve for x
    x = 639,366,478,287.38/914,606.76
  6. Step 6: Final answer
    x = 699,061.61

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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.