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Finding the Fourth Proportional to 360,534.57, 497,482.44 and 207,543.20

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Solution

The fourth proportional to 360,534.57, 497,482.44 and 207,543.20 is: 286,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,534.57 : 497,482.44 = 207,543.20 : x
  2. Step 2: Convert to fraction form
    360,534.57/497,482.44 = 207,543.20/x
  3. Step 3: Cross multiply
    360,534.57x = 497,482.44 × 207,543.20
  4. Step 4: Simplify right side
    360,534.57x = 103,249,097,541.41
  5. Step 5: Solve for x
    x = 103,249,097,541.41/360,534.57
  6. Step 6: Final answer
    x = 286,377.80

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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.