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Finding the Fourth Proportional to 462,130.65, 637,399.13 and 292,200.75

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Solution

The fourth proportional to 462,130.65, 637,399.13 and 292,200.75 is: 403,021.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,130.65 : 637,399.13 = 292,200.75 : x
  2. Step 2: Convert to fraction form
    462,130.65/637,399.13 = 292,200.75/x
  3. Step 3: Cross multiply
    462,130.65x = 637,399.13 × 292,200.75
  4. Step 4: Simplify right side
    462,130.65x = 186,248,502,374.34
  5. Step 5: Solve for x
    x = 186,248,502,374.34/462,130.65
  6. Step 6: Final answer
    x = 403,021.32

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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.