Home / 774,303.61-1,068,569.31-529,801.24

Finding the Fourth Proportional to 774,303.61, 1,068,569.31 and 529,801.24

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Solution

The fourth proportional to 774,303.61, 1,068,569.31 and 529,801.24 is: 731,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,303.61 : 1,068,569.31 = 529,801.24 : x
  2. Step 2: Convert to fraction form
    774,303.61/1,068,569.31 = 529,801.24/x
  3. Step 3: Cross multiply
    774,303.61x = 1,068,569.31 × 529,801.24
  4. Step 4: Simplify right side
    774,303.61x = 566,129,345,463.95
  5. Step 5: Solve for x
    x = 566,129,345,463.95/774,303.61
  6. Step 6: Final answer
    x = 731,146.46

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Double scale
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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.