Home / 769,104.84-1,061,386.56-429,594.96

Finding the Fourth Proportional to 769,104.84, 1,061,386.56 and 429,594.96

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Solution

The fourth proportional to 769,104.84, 1,061,386.56 and 429,594.96 is: 592,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,104.84 : 1,061,386.56 = 429,594.96 : x
  2. Step 2: Convert to fraction form
    769,104.84/1,061,386.56 = 429,594.96/x
  3. Step 3: Cross multiply
    769,104.84x = 1,061,386.56 × 429,594.96
  4. Step 4: Simplify right side
    769,104.84x = 455,966,316,787.74
  5. Step 5: Solve for x
    x = 455,966,316,787.74/769,104.84
  6. Step 6: Final answer
    x = 592,853.27

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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.