Home / 1,048,810.30-1,573,210.95-290,649.58

Finding the Fourth Proportional to 1,048,810.30, 1,573,210.95 and 290,649.58

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Solution

The fourth proportional to 1,048,810.30, 1,573,210.95 and 290,649.58 is: 435,973.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,810.30 : 1,573,210.95 = 290,649.58 : x
  2. Step 2: Convert to fraction form
    1,048,810.30/1,573,210.95 = 290,649.58/x
  3. Step 3: Cross multiply
    1,048,810.30x = 1,573,210.95 × 290,649.58
  4. Step 4: Simplify right side
    1,048,810.30x = 457,253,101,868.90
  5. Step 5: Solve for x
    x = 457,253,101,868.90/1,048,810.30
  6. Step 6: Final answer
    x = 435,973.12

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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.