Home / 761,045.39-1,050,259.60-434,351.84

Finding the Fourth Proportional to 761,045.39, 1,050,259.60 and 434,351.84

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Solution

The fourth proportional to 761,045.39, 1,050,259.60 and 434,351.84 is: 599,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,045.39 : 1,050,259.60 = 434,351.84 : x
  2. Step 2: Convert to fraction form
    761,045.39/1,050,259.60 = 434,351.84/x
  3. Step 3: Cross multiply
    761,045.39x = 1,050,259.60 × 434,351.84
  4. Step 4: Simplify right side
    761,045.39x = 456,182,192,456.49
  5. Step 5: Solve for x
    x = 456,182,192,456.49/761,045.39
  6. Step 6: Final answer
    x = 599,415.22

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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.