Home / 732,346.80-1,010,302.92-442,068.72

Finding the Fourth Proportional to 732,346.80, 1,010,302.92 and 442,068.72

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Solution

The fourth proportional to 732,346.80, 1,010,302.92 and 442,068.72 is: 609,852.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,346.80 : 1,010,302.92 = 442,068.72 : x
  2. Step 2: Convert to fraction form
    732,346.80/1,010,302.92 = 442,068.72/x
  3. Step 3: Cross multiply
    732,346.80x = 1,010,302.92 × 442,068.72
  4. Step 4: Simplify right side
    732,346.80x = 446,623,318,656.66
  5. Step 5: Solve for x
    x = 446,623,318,656.66/732,346.80
  6. Step 6: Final answer
    x = 609,852.22

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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.