Home / 707,037.17-975,733.25-401,126.43

Finding the Fourth Proportional to 707,037.17, 975,733.25 and 401,126.43

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Solution

The fourth proportional to 707,037.17, 975,733.25 and 401,126.43 is: 553,566.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,037.17 : 975,733.25 = 401,126.43 : x
  2. Step 2: Convert to fraction form
    707,037.17/975,733.25 = 401,126.43/x
  3. Step 3: Cross multiply
    707,037.17x = 975,733.25 × 401,126.43
  4. Step 4: Simplify right side
    707,037.17x = 391,392,393,199.17
  5. Step 5: Solve for x
    x = 391,392,393,199.17/707,037.17
  6. Step 6: Final answer
    x = 553,566.93

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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.