Home / 765,848.19-1,057,159.73-602,077.47

Finding the Fourth Proportional to 765,848.19, 1,057,159.73 and 602,077.47

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Solution

The fourth proportional to 765,848.19, 1,057,159.73 and 602,077.47 is: 831,094.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,848.19 : 1,057,159.73 = 602,077.47 : x
  2. Step 2: Convert to fraction form
    765,848.19/1,057,159.73 = 602,077.47/x
  3. Step 3: Cross multiply
    765,848.19x = 1,057,159.73 × 602,077.47
  4. Step 4: Simplify right side
    765,848.19x = 636,492,052,613.90
  5. Step 5: Solve for x
    x = 636,492,052,613.90/765,848.19
  6. Step 6: Final answer
    x = 831,094.28

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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.