Home / 384,627.34-577,069.18-242,308.30

Finding the Fourth Proportional to 384,627.34, 577,069.18 and 242,308.30

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Solution

The fourth proportional to 384,627.34, 577,069.18 and 242,308.30 is: 363,543.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,627.34 : 577,069.18 = 242,308.30 : x
  2. Step 2: Convert to fraction form
    384,627.34/577,069.18 = 242,308.30/x
  3. Step 3: Cross multiply
    384,627.34x = 577,069.18 × 242,308.30
  4. Step 4: Simplify right side
    384,627.34x = 139,828,651,988.19
  5. Step 5: Solve for x
    x = 139,828,651,988.19/384,627.34
  6. Step 6: Final answer
    x = 363,543.19

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1.5x scale

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.