Home / 904,692.13-1,248,574.84-517,543.25

Finding the Fourth Proportional to 904,692.13, 1,248,574.84 and 517,543.25

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Solution

The fourth proportional to 904,692.13, 1,248,574.84 and 517,543.25 is: 714,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,692.13 : 1,248,574.84 = 517,543.25 : x
  2. Step 2: Convert to fraction form
    904,692.13/1,248,574.84 = 517,543.25/x
  3. Step 3: Cross multiply
    904,692.13x = 1,248,574.84 × 517,543.25
  4. Step 4: Simplify right side
    904,692.13x = 646,191,473,025.10
  5. Step 5: Solve for x
    x = 646,191,473,025.10/904,692.13
  6. Step 6: Final answer
    x = 714,266.71

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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.