Home / 762,303.69-1,052,170.26-517,702.32

Finding the Fourth Proportional to 762,303.69, 1,052,170.26 and 517,702.32

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Solution

The fourth proportional to 762,303.69, 1,052,170.26 and 517,702.32 is: 714,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,303.69 : 1,052,170.26 = 517,702.32 : x
  2. Step 2: Convert to fraction form
    762,303.69/1,052,170.26 = 517,702.32/x
  3. Step 3: Cross multiply
    762,303.69x = 1,052,170.26 × 517,702.32
  4. Step 4: Simplify right side
    762,303.69x = 544,710,984,637.00
  5. Step 5: Solve for x
    x = 544,710,984,637.00/762,303.69
  6. Step 6: Final answer
    x = 714,559.03

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Double scale
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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.