Home / 761,213.90-1,050,476.01-412,355.13

Finding the Fourth Proportional to 761,213.90, 1,050,476.01 and 412,355.13

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Solution

The fourth proportional to 761,213.90, 1,050,476.01 and 412,355.13 is: 569,050.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,213.90 : 1,050,476.01 = 412,355.13 : x
  2. Step 2: Convert to fraction form
    761,213.90/1,050,476.01 = 412,355.13/x
  3. Step 3: Cross multiply
    761,213.90x = 1,050,476.01 × 412,355.13
  4. Step 4: Simplify right side
    761,213.90x = 433,169,169,134.28
  5. Step 5: Solve for x
    x = 433,169,169,134.28/761,213.90
  6. Step 6: Final answer
    x = 569,050.52

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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.