Home / 906,702.30-1,360,053.45-749,108.70

Finding the Fourth Proportional to 906,702.30, 1,360,053.45 and 749,108.70

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Solution

The fourth proportional to 906,702.30, 1,360,053.45 and 749,108.70 is: 1,123,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,702.30 : 1,360,053.45 = 749,108.70 : x
  2. Step 2: Convert to fraction form
    906,702.30/1,360,053.45 = 749,108.70/x
  3. Step 3: Cross multiply
    906,702.30x = 1,360,053.45 × 749,108.70
  4. Step 4: Simplify right side
    906,702.30x = 1,018,827,871,860.01
  5. Step 5: Solve for x
    x = 1,018,827,871,860.01/906,702.30
  6. Step 6: Final answer
    x = 1,123,663.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.