Home / 760,810.39-1,051,011.96-607,647.49

Finding the Fourth Proportional to 760,810.39, 1,051,011.96 and 607,647.49

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Solution

The fourth proportional to 760,810.39, 1,051,011.96 and 607,647.49 is: 839,426.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,810.39 : 1,051,011.96 = 607,647.49 : x
  2. Step 2: Convert to fraction form
    760,810.39/1,051,011.96 = 607,647.49/x
  3. Step 3: Cross multiply
    760,810.39x = 1,051,011.96 × 607,647.49
  4. Step 4: Simplify right side
    760,810.39x = 638,644,774,547.77
  5. Step 5: Solve for x
    x = 638,644,774,547.77/760,810.39
  6. Step 6: Final answer
    x = 839,426.99

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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.