Home / 771,644.74-1,064,839.89-432,095.62

Finding the Fourth Proportional to 771,644.74, 1,064,839.89 and 432,095.62

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Solution

The fourth proportional to 771,644.74, 1,064,839.89 and 432,095.62 is: 596,275.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,644.74 : 1,064,839.89 = 432,095.62 : x
  2. Step 2: Convert to fraction form
    771,644.74/1,064,839.89 = 432,095.62/x
  3. Step 3: Cross multiply
    771,644.74x = 1,064,839.89 × 432,095.62
  4. Step 4: Simplify right side
    771,644.74x = 460,112,652,470.28
  5. Step 5: Solve for x
    x = 460,112,652,470.28/771,644.74
  6. Step 6: Final answer
    x = 596,275.24

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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.