Home / 906,424.02-1,250,895.66-498,543.05

Finding the Fourth Proportional to 906,424.02, 1,250,895.66 and 498,543.05

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Solution

The fourth proportional to 906,424.02, 1,250,895.66 and 498,543.05 is: 688,006.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,424.02 : 1,250,895.66 = 498,543.05 : x
  2. Step 2: Convert to fraction form
    906,424.02/1,250,895.66 = 498,543.05/x
  3. Step 3: Cross multiply
    906,424.02x = 1,250,895.66 × 498,543.05
  4. Step 4: Simplify right side
    906,424.02x = 623,625,338,825.87
  5. Step 5: Solve for x
    x = 623,625,338,825.87/906,424.02
  6. Step 6: Final answer
    x = 688,006.19

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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.