Home / 732,114.80-1,010,263.06-405,426.20

Finding the Fourth Proportional to 732,114.80, 1,010,263.06 and 405,426.20

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Solution

The fourth proportional to 732,114.80, 1,010,263.06 and 405,426.20 is: 559,457.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,114.80 : 1,010,263.06 = 405,426.20 : x
  2. Step 2: Convert to fraction form
    732,114.80/1,010,263.06 = 405,426.20/x
  3. Step 3: Cross multiply
    732,114.80x = 1,010,263.06 × 405,426.20
  4. Step 4: Simplify right side
    732,114.80x = 409,587,111,389.04
  5. Step 5: Solve for x
    x = 409,587,111,389.04/732,114.80
  6. Step 6: Final answer
    x = 559,457.50

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Double scale
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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.