Home / 406,350.02-609,565.10-140,075.48

Finding the Fourth Proportional to 406,350.02, 609,565.10 and 140,075.48

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Solution

The fourth proportional to 406,350.02, 609,565.10 and 140,075.48 is: 210,127.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,350.02 : 609,565.10 = 140,075.48 : x
  2. Step 2: Convert to fraction form
    406,350.02/609,565.10 = 140,075.48/x
  3. Step 3: Cross multiply
    406,350.02x = 609,565.10 × 140,075.48
  4. Step 4: Simplify right side
    406,350.02x = 85,385,123,973.75
  5. Step 5: Solve for x
    x = 85,385,123,973.75/406,350.02
  6. Step 6: Final answer
    x = 210,127.03

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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.