Home / 904,862.02-1,248,820.40-522,888.80

Finding the Fourth Proportional to 904,862.02, 1,248,820.40 and 522,888.80

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Solution

The fourth proportional to 904,862.02, 1,248,820.40 and 522,888.80 is: 721,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,862.02 : 1,248,820.40 = 522,888.80 : x
  2. Step 2: Convert to fraction form
    904,862.02/1,248,820.40 = 522,888.80/x
  3. Step 3: Cross multiply
    904,862.02x = 1,248,820.40 × 522,888.80
  4. Step 4: Simplify right side
    904,862.02x = 652,994,205,521.74
  5. Step 5: Solve for x
    x = 652,994,205,521.74/904,862.02
  6. Step 6: Final answer
    x = 721,650.58

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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.