Home / 907,460.97-1,252,304.60-499,570.89

Finding the Fourth Proportional to 907,460.97, 1,252,304.60 and 499,570.89

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Solution

The fourth proportional to 907,460.97, 1,252,304.60 and 499,570.89 is: 689,412.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,460.97 : 1,252,304.60 = 499,570.89 : x
  2. Step 2: Convert to fraction form
    907,460.97/1,252,304.60 = 499,570.89/x
  3. Step 3: Cross multiply
    907,460.97x = 1,252,304.60 × 499,570.89
  4. Step 4: Simplify right side
    907,460.97x = 625,614,921,075.24
  5. Step 5: Solve for x
    x = 625,614,921,075.24/907,460.97
  6. Step 6: Final answer
    x = 689,412.48

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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.